CVE-2026-35642

MEDIUM EPSS 9.9%
Published Apr 9, 20262mo ago · Modified Jun 17, 20261w ago
5.3 CVSS 4.0
Medium
Find Similar
Published Apr 9, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

Description

OpenClaw before 2026.3.25 contains an authorization bypass vulnerability where group reaction events bypass the requireMention access control mechanism. Attackers can trigger reactions in mention-gated groups to enqueue agent-visible system events that should remain restricted.

CVSS Details

Base Score
5.3
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
9.9% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-288

Affected Products 1

VendorProductVersionRange
openclawopenclaw* <2026.3.25

References 3

  • github.com https://github.com/openclaw/openclaw/commit/f8c98630785288cc1f1d0893503ef3b653a3cede
    Patch
  • github.com https://github.com/openclaw/openclaw/security/advisories/GHSA-mw7w-g3mg-xqm7
    Vendor Advisory
  • vulncheck.com https://www.vulncheck.com/advisories/openclaw-authorization-bypass-in-group-reactions-via-requiremention-bypass
    Third Party Advisory

Remediation

  • github.com https://github.com/openclaw/openclaw/commit/f8c98630785288cc1f1d0893503ef3b653a3cede
    Patch