CVE-2026-35661

OpenClaw < 2026.3.25 - Telegram DM-Scoped Inline Button Callback Authorization Bypass

Published Apr 10, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-j4c9-w69r-cw33 OpenClaw: Telegram DM-Scoped Inline Button Callbacks Bypass DM Pairing and Mutate Session State
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title OpenClaw < 2026.3.25 - Telegram DM-Scoped Inline Button Callback Authorization Bypass
First Time appeared Openclaw
Openclaw openclaw
Weaknesses CWE-288
CPEs cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
Vendors & Products Openclaw
Openclaw openclaw
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Jun 23, 2026, 4:16 PM
Reserved
Apr 4, 2026, 12:31 PM
Status
Analyzed
Published
Apr 10, 2026, 5:17 PM
Modified
Jun 17, 2026, 10:40 AM