{"id":"GHSA-gfmx-pph7-g46x","summary":"OpenClaw: Lower-trust background runtime output is injected into trusted `System:` events, and local async exec completion misses the intended `exec-event` downgrade","details":"## Impact\n\nLower-trust background runtime output is injected into trusted `System:` events, and local async exec completion misses the intended `exec-event` downgrade.\n\nLower-trust runtime/background output could be promoted into trusted System events, allowing prompt-injection into later agent turns.\n\nOpenClaw is a user-controlled local assistant. This advisory is scoped to the OpenClaw trust model and does not assume a multi-tenant service boundary.\n\n## Affected Packages / Versions\n\n- Package: `openclaw` (npm)\n- Affected versions: `\u003c= 2026.4.2`\n- Patched versions: `2026.4.8`\n\n## Fix\n\nThe issue was fixed on `main` and is available in the patched npm version listed above. The verified fixed tree is commit `d7c3210cd6f5fdfdc1beff4c9541673e814354d5`.\n\n## Verification\n\nThe fix was re-checked against `main` before publication, including targeted regression tests for the affected security boundary.\n\n## Credits\n\nThanks @tdjackey for reporting.","modified":"2026-04-09T14:34:27.905809Z","published":"2026-04-09T14:22:14Z","database_specific":{"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2026-04-09T14:22:14Z","nvd_published_at":null,"cwe_ids":["CWE-501"]},"references":[{"type":"WEB","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-gfmx-pph7-g46x"},{"type":"PACKAGE","url":"https://github.com/openclaw/openclaw"}],"affected":[{"package":{"name":"openclaw","ecosystem":"npm","purl":"pkg:npm/openclaw"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.4.8"}]}],"database_specific":{"last_known_affected_version_range":"\u003c= 2026.4.2","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-gfmx-pph7-g46x/GHSA-gfmx-pph7-g46x.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}]}