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2026

Security Advisory

ZAA-2026-06

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 4. März 2026
Security Advisory

ZAA-2026-05

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 4. März 2026
Security Advisory

ZAA-2026-04

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 4. März 2026
Security Advisory

ZAA-2026-03

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 4. März 2026
Security Advisory

ZAA-2026-02

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 4. März 2026
Security Advisory

ZAA-2026-01

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 4. März 2026

2025

Security Advisory

ZAA-2025-09

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 24. September 2025
Security Advisory

ZAA-2025-08

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 24. September 2025
Security Advisory

ZAA-2025-07

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 24. September 2025
Security Advisory

ZAA-2025-06

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 13. August 2025
Security Advisory

ZAA-2025-05

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 13. August 2025
Security Advisory

ZAA-2025-04

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 2. April 2025
Security Advisory

ZAA-2025-03

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 2. April 2025
Security Advisory

ZAA-2025-02

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 2. April 2025
Security Advisory

ZAA-2025-01

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 2. April 2025

2024

Security Advisory

ZAA-2024-05

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Dezember 2024
Security Advisory

ZAA-2024-04

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 15. Mai 2024
Security Advisory

ZAA-2024-03

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 17. April 2024
Security Advisory

ZAA-2024-02

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 17. April 2024
Security Advisory

ZAA-2024-01

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 17. April 2024

2023

Security Advisory

ZAA-2023-08

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 6. Dezember 2023
Security Advisory

ZAA-2023-07

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 6. Dezember 2023
Security Advisory

ZAA-2023-06

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 6. Dezember 2023
Security Advisory

ZAA-2023-05

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 6. Dezember 2023
Security Advisory

ZAA-2023-04

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 6. Dezember 2023
Security Advisory

ZAA-2023-03

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 12. April 2023
Security Advisory

ZAA-2023-02

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 14. März 2023
Security Advisory

ZAA-2023-01

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 14. März 2023

2022

Security Advisory

ZAA-2022-13

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 21. September 2022
Security Advisory

ZAA-2022-12

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 21. September 2022
Security Advisory

ZAA-2022-11

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 21. September 2022
Security Advisory

ZAA-2022-10

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 13. September 2022
Security Advisory

ZAA-2022-09

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 13. September 2022
Security Advisory

ZAA-2022-08

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Juli 2022
Security Advisory

ZAA-2022-07

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Juli 2022
Security Advisory

ZAA-2022-06

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Juli 2022
Security Advisory

ZAA-2022-05

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Juli 2022
Security Advisory

ZAA-2022-04

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 20. April 2022
Security Advisory

ZAA-2022-03

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 20. April 2022
Security Advisory

ZAA-2022-02

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 14. März 2022
Security Advisory

ZAA-2022-01

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 14. März 2022

2021

Security Advisory

ZAA-2021-21

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 7. Dezember 2021
Security Advisory

ZAA-2021-20

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 28. Oktober 2021
Security Advisory

ZAA-2021-19

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 8. Oktober 2021
Security Advisory

ZAA-2021-18

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Oktober 2021
Security Advisory

ZAA-2021-17

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Oktober 2021
Security Advisory

ZAA-2021-16

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Oktober 2021
Security Advisory

ZAA-2021-15

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Oktober 2021
Security Advisory

ZAA-2021-14

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Oktober 2021
Security Advisory

ZAA-2021-13

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Oktober 2021
Security Advisory

ZAA-2021-12

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Oktober 2021
Security Advisory

ZAA-2021-11

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Oktober 2021
Security Advisory

ZAA-2021-10

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Oktober 2021
Security Advisory

ZAA-2021-09

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Oktober 2021
Security Advisory

ZAA-2021-08

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 5. Oktober 2021
Security Advisory

ZAA-2021-07

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 8. Juni 2021
Security Advisory

ZAA-2021-06

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 8. Juni 2021
Security Advisory

ZAA-2021-05

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 8. Juni 2021
Security Advisory

ZAA-2021-04

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 8. Juni 2021
Security Advisory

ZAA-2021-03

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 8. Juni 2021
Security Advisory

ZAA-2021-02

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 8. Juni 2021
Security Advisory

ZAA-2021-01

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 16. März 2021

2020

Security Advisory

ZAA-2020-24

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 16. November 2020
Security Advisory

ZAA-2020-23

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 16. November 2020
Security Advisory

ZAA-2020-22

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 16. November 2020
Security Advisory

ZAA-2020-21

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 22. September 2020
Security Advisory

ZAA-2020-20

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send information regarding vulnerabilities in Zammad to: security at zammad.com 22. September 2020
Security Advisory

ZAA-2020-19

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 22. September 2020
Security Advisory

ZAA-2020-18

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 22. September 2020
Security Advisory

ZAA-2020-17

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 22. September 2020
Security Advisory

ZAA-2020-16

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 22. September 2020
Security Advisory

ZAA-2020-15

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 22. September 2020
Security Advisory

ZAA-2020-14

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 22. September 2020
Security Advisory

ZAA-2020-13

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 15. Juni 2020
Security Advisory

ZAA-2020-12

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 15. Juni 2020
Security Advisory

ZAA-2020-11

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 3. März 2020
Security Advisory

ZAA-2020-10

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 3. März 2020
Security Advisory

ZAA-2020-09

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 3. März 2020
Security Advisory

ZAA-2020-08

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 3. März 2020
Security Advisory

ZAA-2020-07

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 3. März 2020
Security Advisory

ZAA-2020-06

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 3. März 2020
Security Advisory

ZAA-2020-05

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 3. März 2020
Security Advisory

ZAA-2020-04

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 3. März 2020
Security Advisory

ZAA-2020-03

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 3. März 2020
Security Advisory

ZAA-2020-02

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 3. März 2020
Security Advisory

ZAA-2020-01

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 3. März 2020

2019

Security Advisory

ZAA-2019-01

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 14. Februar 2019

2018

Security Advisory

ZAA-2018-01

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 29. März 2018

2017

Security Advisory

ZAA-2017-01

Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad! 15. Februar 2017
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