Description
Apache Allura: stored XSS via SVN code repositories. Git repositories are not known to be affected. The vulnerability is likely mitigated via default CSP headers. This issue affects Apache Allura: through 1.20.0. Users are recommended to upgrade to version 1.21.0, which fixes the issue.
References2
Metrics
- CVSS 3.1
-
6.1
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - EPSS — exploit probability
- 0% percentile: 18 · as of 3 November 2026
- CWE
- CWE-79
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.