CVE-2026-34503

HIGH EPSS 25.0%
Published Mar 31, 20263mo ago · Modified Jun 17, 20262w ago
8.6 CVSS 4.0
High
Find Similar
Published Mar 31, 2026 3mo ago
Last Modified Jun 17, 2026 2w ago

Description

OpenClaw before 2026.3.28 fails to disconnect active WebSocket sessions when devices are removed or tokens are revoked. Attackers with revoked credentials can maintain unauthorized access through existing live sessions until forced reconnection.

CVSS Details

Base Score
8.6
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/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
25.0% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-613

Affected Products 1

VendorProductVersionRange
openclawopenclaw* <2026.3.28

References 3

  • github.com https://github.com/openclaw/openclaw/commit/7a801cc451e9e667b705eeccff651923a1b8c863
    Patch
  • github.com https://github.com/openclaw/openclaw/security/advisories/GHSA-2pr2-hcv6-7gwv
    Vendor Advisory
  • vulncheck.com https://www.vulncheck.com/advisories/openclaw-incomplete-websocket-session-termination-on-device-removal-and-token-revocation
    Third Party Advisory

Remediation

  • github.com https://github.com/openclaw/openclaw/commit/7a801cc451e9e667b705eeccff651923a1b8c863
    Patch