CVE-2026-13229

EUVD-2026-52856
Zammad 7.1.0 contains an authenticated improper authorization vulnerability in the ticket article attachment cloning endpoint.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
Fluid AttacksCNA
7.1 HIGH
NETWORK
LOW
LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/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:X/R:X/V:X/RE:X/U:X
Base Score
CVSS 3.x
EPSS Score
Percentile: 37%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
zammadzammad
𝑥
≤ 7.0.1
CNA
Common Weakness Enumeration
References
https://fluidattacks.com/es/advisories/chicago
https://github.com/zammad/zammad
https://github.com/zammad/zammad/releases/tag/7.1.2
https://github.com/zammad/zammad/security/advisories/GHSA-374g-4f73-g7m7