{"action":"Upgrade github.com/prometheus/prometheus to 0.311.2-0.20260410083055-07c6232d159b or later.","affected":[{"fixed":"0.311.2-0.20260410083055-07c6232d159b","introduced":"0"}],"component":"github.com/prometheus/prometheus","cve_ids":["CVE-2026-40179"],"ecosystem":"Go","epss":0.0031,"exploited":false,"fixed_versions":["0.311.2-0.20260410083055-07c6232d159b"],"ghsa_id":"GHSA-vffh-x6r8-xx99","id":"tcs_01M5KGNZQWCX0G5EYN8Y0P587D","modified_at":"2026-07-15T16:27:28.342369934Z","published_at":"2026-06-25T22:34:38Z","references":["https://osv.dev/vulnerability/GO-2026-5662","https://github.com/prometheus/prometheus/security/advisories/GHSA-vffh-x6r8-xx99","https://github.com/prometheus/prometheus/commit/07c6232d159bfb474a077788be184d87adcfac3c","https://github.com/prometheus/prometheus/pull/18506"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"GO-2026-5662","url":"https://osv.dev/vulnerability/GO-2026-5662"},{"source":"nvd","source_id":"CVE-2026-40179","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40179"}],"summary":"Prometheus has Stored XSS via metric names and label values in Prometheus web UI in github.com/prometheus/prometheus"}