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

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-01 · updated 2026-06-17
Weakness: CWE-41

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.

Affected products

OpenClaw: before 2026.3.22 — fixed in 2026.3.22

How to fix

Upgrade to a fixed version: OpenClaw 2026.3.22. Check the vendor advisory for mitigations.

References

https://github.com/openclaw/openclaw/commit/4fd7feb0fd4ec16c48ed983980dba79a09b3aaf5
https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87
https://github.com/openclaw/openclaw/commit/93880717f1cd34feaa45e74e939b7a5256288901
https://github.com/openclaw/openclaw/security/advisories/GHSA-h3x4-hc5v-v2gm
https://www.vulncheck.com/advisories/openclaw-remote-file-url-acceptance-in-windows-media-loaders

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