High severity7.4NVD Advisory· Published Apr 11, 2026· Updated Apr 27, 2026
CVE-2026-3690
CVE-2026-3690
Description
OpenClaw Canvas Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of OpenClaw. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the implementation of the the authentication function for canvas endpoints. The issue results from improper implementation of authentication. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-29311.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2Patches
Vulnerability mechanics
References
2- github.com/openclaw/openclaw/security/advisories/GHSA-vvjh-f6p9-5vcfnvdThird Party AdvisoryExploit
- www.zerodayinitiative.com/advisories/ZDI-26-228/nvdThird Party AdvisoryExploit
News mentions
1- ZDI-26-228: OpenClaw Canvas Authentication Bypass VulnerabilityZero Day Initiative · Mar 30, 2026