CVE-2026-102489

critical · 9.4

Zammad versions 6.3.0 to 6.5.4 are vulnerable a session hijack vulnerability that leads to remote code execution as the zammad user. The vulnerability is also present in version 7.0.0 to version 7.1.3, but not exploitable due to environment conditions.

9.4

CVSS

0.7%

EPSS (exploit prob.)

52nd

EPSS percentile

2026-09-30

Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:C/RE:X/U:X

References

https://csirt.divd.nl/CVE-2026-102489
https://csirt.divd.nl/DIVD-2026-00015

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-102489