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CVE-2026-35628
4.8 MEDIUM
- CVSS version: 3.1
- Attack vector (AV): NETWORK
- Attack complexity (AC): HIGH
- Privileges required (PR): NONE
- User interaction (UI): NONE
- Scope (S): UNCHANGED
- Confidentiality impact (C): LOW
- Integrity impact (I): LOW
- Availability impact (A): NONE
OpenClaw < 2026.3.25 - Brute-Force Attack via Missing Telegram Webhook Rate Limiting
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.
References
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GitHub Security Advisory (GHSA-vcx4-4qxg-mfp4) third-party-advisory
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Patch Commit patch
Affected products
OpenClaw
- ==2026.3.25
- <2026.3.25
Package maintainers
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@mkg20001 Maciej Krüger <mkg20001+nix@gmail.com>
-
@chrisportela Chris Portela <chris@chrisportela.com>