# CVE-2026-28464

## Summary

- **CVE ID:** CVE-2026-28464
- **Severity:** HIGH
- **CVSS Score:** 8.2 (CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N)
- **CWE:** CWE-208
- **Published:** Mar 5, 2026
- **Last Modified:** Mar 16, 2026

## Description

OpenClaw versions prior to 2026.2.12 use non-constant-time string comparison for hook token validation, allowing attackers to infer tokens through timing measurements. Remote attackers with network access to the hooks endpoint can exploit timing side-channels across multiple requests to gradually determine the authentication token.

## Affected Products

- OpenClaw — OpenClaw (0)

## References

- [CNA](https://github.com/openclaw/openclaw/security/advisories/GHSA-jmm5-fvh5-gf4p)
- [CNA](https://github.com/openclaw/openclaw/commit/113ebfd6a23c4beb8a575d48f7482593254506ec)
- [CNA](https://www.vulncheck.com/advisories/openclaw-timing-attack-in-hooks-token-authentication)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.39%
- **EPSS Percentile:** 32.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._