{"action":"Upgrade github.com/gomarkdown/markdown to 0.0.0-20260411013819-759bbc3e3207 or later.","affected":[{"introduced":"0"}],"component":"github.com/gomarkdown/markdown","cve_ids":["CVE-2026-40890"],"ecosystem":"Go","epss":0.00346,"exploited":false,"fixed_versions":["0.0.0-20260411013819-759bbc3e3207"],"ghsa_id":"GHSA-77fj-vx54-gvh7","id":"tcs_01M5KF1HZGTR1J0BCQGMN6QE6M","modified_at":"2026-09-10T03:50:43.591647238Z","published_at":"2026-04-14T22:38:20Z","references":["https://osv.dev/vulnerability/GHSA-77fj-vx54-gvh7","https://github.com/gomarkdown/markdown/security/advisories/GHSA-77fj-vx54-gvh7","https://nvd.nist.gov/vuln/detail/CVE-2026-40890","https://github.com/gomarkdown/markdown/commit/759bbc3e32073c3bc4e25969c132fc520eda2778","https://github.com/gomarkdown/markdown"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-77fj-vx54-gvh7","url":"https://osv.dev/vulnerability/GHSA-77fj-vx54-gvh7"}],"summary":"Go Markdown has an Out-of-bounds Read in SmartypantsRenderer"}