CVE-2026-28475 - Vulnerability Analysis

Overview

OpenClaw < 2026.2.13 contains a timing side-channel vulnerability caused by non-constant-time string comparison in hook token validation, letting remote attackers infer authentication tokens via timing measurements, exploit requires network access to hooks endpoint.

Severity & Score

Impact

Remote attackers can recover authentication tokens, potentially leading to unauthorized access.

Mitigation

Update to version 2026.2.13 or later.

References

• https://www.vulncheck.com/advisories/openclaw-timing-attack-via-hook-token-comparison
• https://github.com/openclaw/openclaw/commit/113ebfd6a23c4beb8a575d48f7482593254506ec
• https://github.com/openclaw/openclaw/security/advisories/GHSA-47q7-97xp-m272

Related Resources

• Vulnerability Intelligence Dashboard
• Credential Scanner