{"cve":"CVE-2026-3690","nvd":{"published":"2026-04-11T01:16:15.990","modified":"2026-06-17T10:44:00.707","status":"Analyzed","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.\n\nThe 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.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","score":7.4},"cwes":["CWE-291"],"references":["https://github.com/openclaw/openclaw/security/advisories/GHSA-vvjh-f6p9-5vcf","https://www.zerodayinitiative.com/advisories/ZDI-26-228/"],"products":["openclaw:openclaw"],"source":"nvd","synced_at":"2026-10-19T22:28:59.047572785+00:00"},"epss":{"cve":"CVE-2026-3690","score":0.00671,"percentile":0.52043,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-vvjh-f6p9-5vcf","url":"https://osv.dev/vulnerability/GHSA-vvjh-f6p9-5vcf","summary":"OpenClaw Canvas Authentication Bypass Vulnerability","modified":"2026-07-08T08:27:02.912821093Z","packages":[{"ecosystem":"npm","name":"openclaw","purl":"pkg:npm/openclaw","ranges":["<2026.2.19"],"fixed":["2026.2.19"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}