{"cve":"CVE-2026-53806","nvd":{"published":"2026-06-11T21:16:22.443","modified":"2026-06-17T10:58:02.067","status":"Analyzed","description":"OpenClaw before 2026.5.12 contains a shell option parsing vulnerability that allows combined POSIX shell flags to bypass exec revalidation checks. Attackers can exploit this by using combined shell options to execute inline shell content without intended allowlist validation, potentially enabling unauthorized command execution when the affected feature is enabled.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":7.7},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-367"],"references":["https://github.com/openclaw/openclaw/security/advisories/GHSA-vxx3-6hc9-7cc3","https://www.vulncheck.com/advisories/openclaw-shell-option-parsing-bypass-in-exec-revalidation"],"products":["openclaw:openclaw"],"source":"nvd","synced_at":"2026-10-19T22:38:48.522727527+00:00"},"epss":{"cve":"CVE-2026-53806","score":0.00419,"percentile":0.36219,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-vxx3-6hc9-7cc3","url":"https://osv.dev/vulnerability/GHSA-vxx3-6hc9-7cc3","summary":"OpenClaw: Combined POSIX shell options could confuse exec revalidation","modified":"2026-07-02T17:26:31.815831Z","packages":[{"ecosystem":"npm","name":"openclaw","purl":"pkg:npm/openclaw","ranges":["<2026.5.12"],"fixed":["2026.5.12"]}]}],"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."]}