CVE-2026-102490 Zammad - Privilege Escalation

Zammad all versions contain a privilege escalation vulnerability that allows the local zammad user to escalate privileges to root, exploit requires local access as zammad user.

CVSS base score 7.8 /10
High
CISA KEV
Exploited in the wild
Public exploit
None known
Authentication
Required
EPSS
0.55% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Privilege Escalation
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
30 September 2026
Updated
15 October 2026
Weakness
CWE-269

Vendor fix

Update to the latest version when available.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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