{"id":"CVE-2026-42438","summary":"OpenClaw 2026.4.9 \u003c 2026.4.10 - Sender Policy Bypass in Host Media Attachment Reads","details":"OpenClaw versions 2026.4.9 before 2026.4.10 contain a sender policy bypass vulnerability in the outbound host-media attachment read helper that allows unauthorized local file disclosure. Attackers with denied read access via toolsBySender or group policy can trigger host-media attachment loading to bypass sender and group-scoped authorization boundaries and retrieve readable local files through the outbound media path.","aliases":["GHSA-jhpv-5j76-m56h"],"modified":"2026-07-08T08:13:19.211028676Z","published":"2026-05-05T11:24:56.718Z","database_specific":{"cna_assigner":"VulnCheck","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42438.json","cwe_ids":["CWE-863"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42438.json"},{"type":"ADVISORY","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-jhpv-5j76-m56h"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42438"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openclaw-sender-policy-bypass-in-host-media-attachment-reads"},{"type":"FIX","url":"https://github.com/openclaw/openclaw/commit/c949af9fabf3873b5b7c484090cb5f5ab6049a98"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/openclaw/openclaw","events":[{"introduced":"0512059dd4e6d2e582393828b837c376ddc4719c"},{"fixed":"44e5b62c27e088128e32e209c146de346c3ea7e6"}],"database_specific":{"extracted_events":[{"introduced":"2026.4.9"},{"fixed":"2026.4.10"}],"source":"AFFECTED_FIELD"}}],"versions":["2026.4.9","v2026.4.9"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-42438.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N"}]}