Description
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 bug is also present in version 7.0.0 to version 7.1.2, but not exploitable due to changes in the underlying framework.
References
- www.cve.org/CVERecord ↗
- nvd.nist.gov/vuln/detail/CVE-2026-102489 ↗
- community.zammad.org/t/take-care-local-privilege-escalation-cve-2026-102490-is-reported-as-being-actively-exploited/21297/2 ↗
- csirt.divd.nl/CVE-2026-102489 ↗
- csirt.divd.nl/DIVD-2026-00015 ↗
- zammad.com/en/advisories/cve-2026-102489-cve-2026-102490 ↗
- www.cisa.gov/known-exploited-vulnerabilities-catalog ↗
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This product uses the NVD API but is not endorsed or certified by the NVD. CVSS scores do not establish exploitation.