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CVE-2026-28480

MEDIUM

6.5

Description

OpenClaw versions prior to 2026.2.14 contain an authorization bypass vulnerability where Telegram allowlist matching accepts mutable usernames instead of immutable numeric sender IDs. Attackers can spoof identity by obtaining recycled usernames to bypass allowlist restrictions and interact with bots as unauthorized senders.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/5/2026

Last Modified3/17/2026

Sourcenvd

Honeypot Sightings0

Affected Products

openclaw:openclaw

Weaknesses (CWE)

CWE-290

References

https://github.com/openclaw/openclaw/commit/9e147f00b48e63e7be6964e0e2a97f2980854128(disclosure@vulncheck.com)

https://github.com/openclaw/openclaw/commit/e3b432e481a96b8fd41b91273818e514074e05c3(disclosure@vulncheck.com)

https://github.com/openclaw/openclaw/security/advisories/GHSA-mj5r-hh7j-4gxf(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/openclaw-identity-spoofing-via-mutable-username-in-telegram-allowlist-authorization(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

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