{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-53811: OpenClaw < 2026.5.7 - Privilege Escalation via Mutable Display Names in Matrix allowFrom","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-53811","status":"final","version":"1","initial_release_date":"2026-06-11T20:07:29.035Z","current_release_date":"2026-06-16T13:18:10.598Z","revision_history":[{"date":"2026-06-11T20:07:29.035Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"OpenClaw before 2026.5.7 contains a privilege escalation vulnerability in the Matrix allowFrom feature that allows authenticated accounts to match policy entries through mutable display name metadata. Attackers with the ability to change display names can receive agent access intended for another Matrix identity, potentially gaining unauthorized permissions depending on operator configuration.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-53811 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-53811"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-53811"},{"category":"external","summary":"GitHub Security Advisory (GHSA-7hxm-f538-3xp6)","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-7hxm-f538-3xp6"},{"category":"external","summary":"vulncheck.com","url":"https://www.vulncheck.com/advisories/openclaw-privilege-escalation-via-mutable-display-names-in-matrix-allowfrom"}]},"product_tree":{"branches":[{"category":"vendor","name":"OpenClaw","branches":[{"category":"product_name","name":"OpenClaw","branches":[{"category":"product_version_range","name":"<2026.5.7","product":{"name":"OpenClaw OpenClaw <2026.5.7","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"2026.5.7","product":{"name":"OpenClaw OpenClaw 2026.5.7","product_id":"CSAFPID-2","product_identification_helper":{"cpe":"cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-53811","title":"OpenClaw < 2026.5.7 - Privilege Escalation via Mutable Display Names in Matrix allowFrom","notes":[{"category":"description","text":"OpenClaw before 2026.5.7 contains a privilege escalation vulnerability in the Matrix allowFrom feature that allows authenticated accounts to match policy entries through mutable display name metadata. Attackers with the ability to change display names can receive agent access intended for another Matrix identity, potentially gaining unauthorized permissions depending on operator configuration.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"],"fixed":["CSAFPID-2"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"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","baseScore":7.7,"baseSeverity":"HIGH"},"products":["CSAFPID-1"]}],"remediations":[{"category":"vendor_fix","details":"Update to a fixed version: 2026.5.7.","product_ids":["CSAFPID-1"],"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-7hxm-f538-3xp6"}]}]}