CVE-2026-35661
OpenClaw < 2026.3.25 - Telegram DM-Scoped Inline Button Callback Authorization Bypass
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-288 |
| Vendor | openclaw |
| Product | openclaw |
| Published | Apr 10, 2026 |
| Last Updated | Apr 10, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
Affected Versions
OpenClaw / OpenClaw
0 < 2026.3.25
References
github.com: https://github.com/openclaw/openclaw/security/advisories/GHSA-j4c9-w69r-cw33 github.com: https://github.com/openclaw/openclaw/commit/269282ac69ab6030d5f30d04822668f607f13065 vulncheck.com: https://www.vulncheck.com/advisories/openclaw-telegram-dm-scoped-inline-button-callback-authorization-bypass
Credits
🔍 Peng Zhou (@zpbrent)