Medium severity4.8NVD Advisory· Published Apr 9, 2026· Updated Apr 15, 2026
CVE-2026-35628
CVE-2026-35628
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
openclawnpm | <= 2026.3.24 | — |
Affected products
2Patches
Vulnerability mechanics
References
5- github.com/openclaw/openclaw/commit/c2c136ae9517ddd0789d742a0fdf4c10e8c729a7nvdPatchWEB
- github.com/advisories/GHSA-vcx4-4qxg-mfp4ghsaADVISORY
- github.com/openclaw/openclaw/security/advisories/GHSA-vcx4-4qxg-mfp4nvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2026-35628ghsaADVISORY
- www.vulncheck.com/advisories/openclaw-brute-force-attack-via-missing-telegram-webhook-rate-limitingnvdThird Party AdvisoryWEB
News mentions
0No linked articles in our index yet.