Security Vulnerabilities
OpenClaw before 2026.3.31 fails to terminate active WebSocket sessions when rotating device tokens. Attackers with previously compromised credentials can maintain unauthorized access through existing WebSocket connections after token rotation.
CVSS Score
2.3
EPSS Score
0.0
Published
2026-04-23
OpenClaw before 2026.3.31 contains an environment variable leakage vulnerability in SSH-based sandbox backends that pass unsanitized process.env to child processes. Attackers can exploit this by leveraging non-default SSH environment forwarding configurations to leak sensitive environment variables from parent processes to SSH child processes.
CVSS Score
2.0
EPSS Score
0.0
Published
2026-04-23
OpenClaw before 2026.3.28 contains a privilege escalation vulnerability allowing authenticated operators with write permissions to access admin-class Telegram configuration and cron persistence settings via the send endpoint. Attackers with operator.write credentials can exploit insufficient access controls to reach sensitive administrative functionality and modify persistence mechanisms.
CVSS Score
7.1
EPSS Score
0.0
Published
2026-04-23
OpenClaw before 2026.3.28 contains an SSRF guard bypass vulnerability that fails to block four IPv6 special-use ranges. Attackers can exploit this by crafting URLs targeting internal or non-routable IPv6 addresses to bypass SSRF protections.
CVSS Score
5.1
EPSS Score
0.0
Published
2026-04-23
OpenClaw before 2026.3.31 contains a session visibility bypass vulnerability where the session_status function fails to enforce configured tools.sessions.visibility restrictions for unsandboxed invocations. Attackers can invoke session_status without sandbox constraints to bypass session-policy controls and access restricted session information.
CVSS Score
5.3
EPSS Score
0.0
Published
2026-04-23
OpenClaw before 2026.3.31 contains a replay detection bypass vulnerability in webhook signature handling that treats Base64 and Base64URL encoded signatures as distinct requests. Attackers can re-encode Telnyx webhook signatures to bypass replay detection while maintaining valid signature verification.
CVSS Score
6.3
EPSS Score
0.0
Published
2026-04-23
OpenClaw before 2026.3.31 contains a remote code execution vulnerability where a device-paired node can bypass the node scope gate authentication mechanism. Attackers with device pairing credentials can execute arbitrary node commands on the host system without proper node pairing validation.
CVSS Score
7.7
EPSS Score
0.004
Published
2026-04-23
OpenClaw before 2026.3.31 contains a credential exposure vulnerability in media download functionality that forwards Authorization headers across cross-origin redirects. Attackers can exploit this by crafting malicious cross-origin redirect chains to intercept sensitive authorization credentials intended for legitimate requests.
CVSS Score
6.0
EPSS Score
0.0
Published
2026-04-23
OpenClaw 2026.2.26 before 2026.3.31 enforces pending pairing-request caps per channel file instead of per account, allowing attackers to exhaust the shared pending window. Remote attackers can submit pairing requests from other accounts to block new pairing challenges on unaffected accounts, causing denial of service.
CVSS Score
6.3
EPSS Score
0.002
Published
2026-04-23
OpenClaw before 2026.3.31 lacks browser-origin validation in HTTP operator endpoints when operating in trusted-proxy mode, allowing cross-site request forgery attacks. Attackers can exploit this by sending malicious requests from a browser in trusted-proxy deployments to perform unauthorized actions on HTTP operator endpoints.
CVSS Score
2.3
EPSS Score
0.0
Published
2026-04-23