Vulnerability · Published Nov 10, 2025 · Assigned by GitHub_P
CVE-2025-11892DOM-based Cross-Site Scripting was identified in GitHub Enterprise Server Issues search allows privilege escalation and unauthorized workflow triggers
High 8.6
In plain English
A high-severity cross-site scripting in Enterprise Server from GitHub. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities).
Official description
An improper neutralization of input vulnerability was identified in GitHub Enterprise Server that allows DOM-based cross-site scripting via Issues search label filter that could lead to privilege escalation and unauthorized workflow triggers. Successful exploitation requires an attacker to have access to the target GitHub Enterprise Server instance and to entice a user, while operating in sudo mode, to click on a crafted malicious link to perform actions that require elevated privileges. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.18.1, 3.17.7, 3.16.10, 3.15.14, 3.14.19.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| GitHub | Enterprise Server | 3.18.0 – before 3.18.13.17.0 – through 3.17.63.16.0 – through 3.16.93.15.0 – through 3.15.133.14.0 – through 3.14.18 |
Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
References
- https://docs.github.com/en/enterprise-server@3.18/admin/release-notes#3.18.1
- https://docs.github.com/en/enterprise-server@3.17/admin/release-notes#3.17.7
- https://docs.github.com/en/enterprise-server@3.16/admin/release-notes#3.16.10
- https://docs.github.com/en/enterprise-server@3.15/admin/release-notes#3.15.14
- https://docs.github.com/en/enterprise-server@3.14/admin/release-notes#3.14.19