Medium severity5.4NVD Advisory· Published Apr 23, 2026· Updated Apr 29, 2026
CVE-2026-41344
CVE-2026-41344
Description
OpenClaw before 2026.3.28 contains a privilege escalation vulnerability in the chat.send endpoint that allows write-scoped gateway callers to persist admin-only verboseLevel session overrides. Attackers can exploit the /verbose parameter to bypass access controls and expose sensitive reasoning or tool output intended to be restricted to administrators.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
openclawnpm | < 2026.3.28 | 2026.3.28 |
Affected products
2Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-5h2w-qmfp-ggp6ghsaADVISORY
- github.com/openclaw/openclaw/security/advisories/GHSA-5h2w-qmfp-ggp6nvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2026-41344ghsaADVISORY
- www.vulncheck.com/advisories/openclaw-privilege-escalation-via-chat-send-verbose-parameternvdThird Party AdvisoryWEB
- github.com/openclaw/openclaw/commit/c6031235288a8d3bdf2243bd974340d8c8045bc2ghsaWEB
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