CVE-2026-41406
OpenClaw before 2026.3.31 contains a sender allowlist bypass vulnerability that allows remote attackers to access restricted messages.
Does this matter?
Lower severity and a low EPSS score (0.22%). Track it; it rarely justifies an emergency change on its own.
Description
OpenClaw before 2026.3.31 contains a sender allowlist bypass vulnerability that allows remote attackers to access restricted messages. Attackers can exploit fetched quoted, root, and thread context messages to bypass sender allowlist restrictions and retrieve unauthorized content.
- CVSS 4.0
- 2.3 LOWCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.22% probability · 13th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-639
- Affected
- openclaw/openclaw
- Source
- disclosure@vulncheck.com
EPSS 0.2% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://github.com/openclaw/openclaw/commit/f45e5a6569aab1d58cc6de25b19f1dc4c8779b85Patch
- https://github.com/openclaw/openclaw/security/advisories/GHSA-877v-w3f5-3pcqVendor Advisory
- https://www.vulncheck.com/advisories/openclaw-sender-allowlist-bypass-via-thread-history-and-quoted-messagesThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.