{"action":"Upgrade github.com/lucasdillmann/nginx-ignition to 0.0.0-20260526022344-0c988fc1277c or later.","affected":[{"fixed":"0.0.0-20260526022344-0c988fc1277c","introduced":"0.0.0-20260126024607-cbaf0fc16ed8"}],"component":"github.com/lucasdillmann/nginx-ignition","cve_ids":["CVE-2026-61629"],"ecosystem":"Go","epss":0.00421,"exploited":false,"fixed_versions":["0.0.0-20260526022344-0c988fc1277c"],"ghsa_id":"GHSA-jr34-h97m-9hpx","id":"tcs_01M5KGV8RBPSGV9QWX45P85M0Q","modified_at":"2026-09-28T17:00:25.959306615Z","published_at":"2026-09-28T16:43:40Z","references":["https://osv.dev/vulnerability/GO-2026-6539","https://github.com/lucasdillmann/nginx-ignition/security/advisories/GHSA-jr34-h97m-9hpx","https://nvd.nist.gov/vuln/detail/CVE-2026-61629","https://github.com/lucasdillmann/nginx-ignition/commit/0c988fc1277c7d291725e8373313f8486fa1b31a","https://github.com/lucasdillmann/nginx-ignition/commit/cbaf0fc16ed873f7178a2ca9b0d00a696e44b485","https://github.com/lucasdillmann/nginx-ignition/pull/125","https://github.com/lucasdillmann/nginx-ignition/releases/tag/2.40.1"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-6539","url":"https://osv.dev/vulnerability/GO-2026-6539"}],"summary":"nginx ignition has ParseAcceptLanguage `_` separator bypass that enables ~75x CPU amplification via Accept-Language header in i18nMiddleware in github.com/lucasdillmann/nginx-ignition"}