{"action":"Upgrade pnpm to 10.34.2 or later.","affected":[{"fixed":"10.34.2","introduced":"0"},{"fixed":"11.5.3","introduced":"11.0.0"}],"component":"pnpm","cve_ids":["CVE-2026-55487"],"ecosystem":"npm","epss":0.00181,"exploited":false,"fixed_versions":["10.34.2","11.5.3"],"ghsa_id":"GHSA-5wx6-mg75-v57r","id":"tcs_01M5KF4ZDM9KMFZQ04CFKQDKPM","modified_at":"2026-06-26T23:41:26.609492Z","published_at":"2026-06-26T23:18:13Z","references":["https://osv.dev/vulnerability/GHSA-5wx6-mg75-v57r","https://github.com/pnpm/pnpm/security/advisories/GHSA-5wx6-mg75-v57r","https://nvd.nist.gov/vuln/detail/CVE-2026-55487","https://github.com/pnpm/pnpm/commit/bf1b731ee6c0ea98709e671ff0f46bf654480ab8","https://github.com/pnpm/pnpm","https://github.com/pnpm/pnpm/releases/tag/v10.34.2","https://github.com/pnpm/pnpm/releases/tag/v11.5.3"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-5wx6-mg75-v57r","url":"https://osv.dev/vulnerability/GHSA-5wx6-mg75-v57r"}],"summary":"pnpm: Manifest identity spoof satisfies allowBuilds and runs attacker lifecycle"}