CVE-2026-35661

5.3 MEDIUM
Published: April 10, 2026 Modified: April 13, 2026
View on NVD

Description

OpenClaw before 2026.3.25 contains an authorization bypass vulnerability in Telegram callback query handling that allows attackers to mutate session state without satisfying normal DM pairing requirements. Remote attackers can exploit weaker callback-only authorization in direct messages to bypass DM pairing and modify session state.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/openclaw/openclaw/commit/269282ac69ab6030d5f30d04822668f607f13065
Source: disclosure@vulncheck.com
Patch
https://github.com/openclaw/openclaw/security/advisories/GHSA-j4c9-w69r-cw33
Source: disclosure@vulncheck.com
Vendor Advisory
https://www.vulncheck.com/advisories/openclaw-telegram-dm-scoped-inline-button-callback-authorization-bypass
Source: disclosure@vulncheck.com
Third Party Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.3 / 10.0
EPSS (Exploit Probability)
0.0%
11th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-288

Affected Vendors

openclaw

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