VULNERABILITY INTELLIGENCE

CVE-2026-35628

CVSS score4.8 MEDIUM
EPSS probability0.29%
CISA KEVNot currently listed
Published2026-04-09
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

Description

OpenClaw before 2026.3.25 contains a missing rate limiting vulnerability in Telegram webhook authentication that allows attackers to brute-force weak webhook secrets. The vulnerability enables repeated authentication guesses without throttling, permitting attackers to systematically guess webhook secrets through brute-force attacks.

Weakness classification

  • disclosure@vulncheck.com: CWE-307

Primary references