CVE-2026-42421
Medium · 5.4CVSS
5.4
EPSS
0.3%
Published
Apr 28, 2026
CISA due date
—
The record
OpenClaw before 2026.4.8 contains a session management vulnerability where existing WebSocket sessions survive shared gateway token rotation. Attackers can maintain unauthorized access to WebSocket connections after token rotation by exploiting the failure to disconnect existing shared-token sessions.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| npm | openclaw | 0 | 2026.4.8 |
Related vulnerabilities
- GHSA-5h3f-885m-v22w OpenClaw: Existing WS sessions survive shared gateway token rotation Same vulnerability
- GHSA-4hpg-mp64-x7xq OpenClaw: Internal/webchat command auth could inherit ownerAllowFrom wildcard state Also affects openclaw
- GHSA-8mg9-j9cf-54cj OpenClaw: Empty-scope device re-pairing could confuse caller scope containment Also affects openclaw
- GHSA-rx78-29qr-5hq8 OpenClaw: Workspace-derived service PATH could influence trash command selection Also affects openclaw
- GHSA-wc84-j36w-pw4x OpenClaw: Workspace .env STATE_DIRECTORY could influence bundled runtime dependency roots Also affects openclaw
- GHSA-cw4q-gqg5-g38h OpenClaw: Discord allowFrom could bind to mutable display names Also affects openclaw
- GHSA-mpc8-jxjh-qpgh OpenClaw: Focus command could miss controlScope enforcement Also affects openclaw
- GHSA-24vr-rprv-67rf OpenClaw: Workspace .env npm_execpath could influence bundled runtime dependency install Also affects openclaw