node-tar: Decompression/parse DoS via unlimited input

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-59873 · Microsoft / collected KEV context

EUVD-2026-42305

GHSA-23hp-3jrh-7fpw

cve-program · CVE-2026-59873

• https://github.com/isaacs/node-tar/security/advisories/GHSA-23hp-3jrh-7fpw
• https://github.com/isaacs/node-tar/commit/2812e9338665659b183aa7226518c307044957d3
• https://github.com/isaacs/node-tar/releases/tag/v7.5.19

euvd · EUVD-2026-42305

• https://github.com/isaacs/node-tar/security/advisories/GHSA-23hp-3jrh-7fpw
• https://github.com/isaacs/node-tar/commit/2812e9338665659b183aa7226518c307044957d3
• https://github.com/isaacs/node-tar/releases/tag/v7.5.19

nvd · CVE-2026-59873

• https://github.com/isaacs/node-tar/commit/2812e9338665659b183aa7226518c307044957d3
• https://github.com/isaacs/node-tar/releases/tag/v7.5.19
• https://github.com/isaacs/node-tar/security/advisories/GHSA-23hp-3jrh-7fpw

osv · GHSA-23hp-3jrh-7fpw

• https://github.com/isaacs/node-tar/security/advisories/GHSA-23hp-3jrh-7fpw
• https://nvd.nist.gov/vuln/detail/CVE-2026-59873
• https://github.com/isaacs/node-tar/commit/2812e9338665659b183aa7226518c307044957d3
• https://github.com/isaacs/node-tar
• https://github.com/isaacs/node-tar/releases/tag/v7.5.19

• node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.19, node-tar does not enforce hard upper bounds on total decompressed data, entry counts, or decompression ratio in extraction and parsing paths such as src/extract.ts… · Advisory content revised · 1 Nov 2026