High severity · published Aug 4, 2026
CVE-2026-13229
Zammad 7.0.1 - Improper authorization in ticket article attachment cloning
7.1
CVSS
0.4%
EPSS
No
On KEV
Description
Zammad 7.1.0 contains an authenticated improper authorization vulnerability in the ticket article attachment cloning endpoint.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 37% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ZA
Zammad · Zammad
through 7.0.1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-13229
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-13229
fluidattacks.com
https://fluidattacks.com/es/advisories/chicago
github.com
https://github.com/zammad/zammad
github.com
https://github.com/zammad/zammad/releases/tag/7.1.2
github.com
https://github.com/zammad/zammad/security/advisories/GHSA-374g-4f73-g7m7
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