CVE-2026-28464
Medium
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.
SeverityMedium
CVSS5.9
Exploit probability—
ProductOpenclaw
PublishedMar 5, 2026
First seenMar 5, 2026
Weakness typeCWE-208CWE-208
How to fix
Update
- openclaw openclaw2026.2.12 or later
- openclaw2026.2.12 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| openclaw openclaw | v < 2026.2.12 | 2026.2.12 |
| openclawnpm | v < 2026.2.12 | 2026.2.12 |
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