{"action":"Upgrade openclaw to 2026.5.12 or later.","affected":[{"fixed":"2026.5.12","introduced":"0"}],"component":"openclaw","cve_ids":["CVE-2026-53851"],"ecosystem":"npm","epss":0.00324,"exploited":false,"fixed_versions":["2026.5.12"],"ghsa_id":"GHSA-fcvx-5cxc-v5p8","id":"tcs_01M5KFN93X10PC87A6NGSPMBMR","modified_at":"2026-06-18T20:26:31.920706Z","published_at":"2026-06-18T20:13:11Z","references":["https://osv.dev/vulnerability/GHSA-fcvx-5cxc-v5p8","https://github.com/openclaw/openclaw/security/advisories/GHSA-fcvx-5cxc-v5p8","https://nvd.nist.gov/vuln/detail/CVE-2026-53851","https://github.com/openclaw/openclaw","https://www.vulncheck.com/advisories/openclaw-slack-reaction-event-notification-bypass"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-fcvx-5cxc-v5p8","url":"https://osv.dev/vulnerability/GHSA-fcvx-5cxc-v5p8"}],"summary":"OpenClaw: Slack reaction events could ignore reaction notification settings"}