{"action":"Upgrade compression to 1.8.2 or later.","affected":[{"fixed":"1.8.2","introduced":"0"}],"component":"compression","cve_ids":["CVE-2026-87776"],"ecosystem":"npm","epss":0.00477,"exploited":false,"fixed_versions":["1.8.2"],"ghsa_id":"GHSA-vc2v-76pw-4v95","id":"tcs_01M5KGBFC0B6BM39YWMSG8HWRQ","modified_at":"2026-10-05T23:45:07.378615963Z","published_at":"2026-10-05T23:28:01Z","references":["https://osv.dev/vulnerability/GHSA-vc2v-76pw-4v95","https://github.com/expressjs/compression/security/advisories/GHSA-vc2v-76pw-4v95","https://nvd.nist.gov/vuln/detail/CVE-2026-87776","https://github.com/expressjs/compression/commit/151f63e91e1b64f8fb0b064e19321a4f28db6bff","https://cna.openjsf.org/security-advisories.html","https://github.com/expressjs/compression","https://github.com/expressjs/compression/releases/tag/v1.8.2"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-vc2v-76pw-4v95","url":"https://osv.dev/vulnerability/GHSA-vc2v-76pw-4v95"}],"summary":"compression vulnerable to Denial of Service via memory leak on premature response close"}