{"cve":"CVE-2026-43534","nvd":{"published":"2026-05-05T12:16:19.750","modified":"2026-06-17T10:49:52.193","status":"Analyzed","description":"OpenClaw before 2026.4.10 contains an input validation vulnerability that allows external hook metadata to be enqueued as trusted system events. Attackers can supply malicious hook names to escalate untrusted input into higher-trust agent context.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","score":9.3},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-345"],"references":["https://github.com/openclaw/openclaw/commit/e3a845bde5b54f4f1e742d0a51ba9860f9619b29","https://github.com/openclaw/openclaw/security/advisories/GHSA-7g8c-cfr3-vqqr","https://www.vulncheck.com/advisories/openclaw-unsanitized-external-input-in-agent-hook-events"],"products":["openclaw:openclaw"],"source":"nvd","synced_at":"2026-10-19T22:33:55.586217763+00:00"},"epss":{"cve":"CVE-2026-43534","score":0.00187,"percentile":0.08365,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-7g8c-cfr3-vqqr","url":"https://osv.dev/vulnerability/GHSA-7g8c-cfr3-vqqr","summary":"OpenClaw: Agent hook events could enqueue trusted system events from unsanitized external input","modified":"2026-05-08T01:51:16.670256Z","packages":[{"ecosystem":"npm","name":"openclaw","purl":"pkg:npm/openclaw","ranges":["<2026.4.10"],"fixed":["2026.4.10"]}]}],"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."]}