{"action":"Upgrade next to 11.1.1 or later.","affected":[{"fixed":"11.1.1","introduced":"10.0.0"}],"component":"next","cve_ids":["CVE-2021-39178"],"ecosystem":"npm","epss":0.01139,"exploited":false,"fixed_versions":["11.1.1"],"ghsa_id":"GHSA-9gr3-7897-pp7m","id":"tcs_01M5KFFWSP1CSQ258KKDAJRGCT","modified_at":"2026-07-08T06:27:32.575463730Z","published_at":"2021-09-01T18:24:22Z","references":["https://osv.dev/vulnerability/GHSA-9gr3-7897-pp7m","https://github.com/vercel/next.js/security/advisories/GHSA-9gr3-7897-pp7m","https://nvd.nist.gov/vuln/detail/CVE-2021-39178","https://github.com/vercel/next.js/pull/28620","https://github.com/vercel/next.js/commit/7afc97c5744b38bdf36aa7f87625f438224688aa","https://github.com/vercel/next.js","https://github.com/vercel/next.js/releases/tag/v11.1.1"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-9gr3-7897-pp7m","url":"https://osv.dev/vulnerability/GHSA-9gr3-7897-pp7m"}],"summary":"XSS in Image Optimization API for Next.js"}