Locutus has Prototype Pollution via __proto__ Key Injection in unserialize()

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

CVE-2026-33993 · Microsoft / collected KEV context

EUVD-2026-16888

GHSA-4mph-v827-f877

cve-program · CVE-2026-33993

• https://github.com/locutusjs/locutus/security/advisories/GHSA-4mph-v827-f877
• https://github.com/locutusjs/locutus/pull/597
• https://github.com/locutusjs/locutus/commit/345a6211e1e6f939f96a7090bfeff642c9fcf9e4
• https://github.com/locutusjs/locutus/releases/tag/v3.0.25

euvd · EUVD-2026-16888

• https://github.com/locutusjs/locutus/security/advisories/GHSA-4mph-v827-f877
• https://github.com/locutusjs/locutus/pull/597
• https://github.com/locutusjs/locutus/commit/345a6211e1e6f939f96a7090bfeff642c9fcf9e4
• https://github.com/locutusjs/locutus/releases/tag/v3.0.25

nvd · CVE-2026-33993

• https://github.com/locutusjs/locutus/commit/345a6211e1e6f939f96a7090bfeff642c9fcf9e4
• https://github.com/locutusjs/locutus/pull/597
• https://github.com/locutusjs/locutus/releases/tag/v3.0.25
• https://github.com/locutusjs/locutus/security/advisories/GHSA-4mph-v827-f877

osv · GHSA-4mph-v827-f877

• https://github.com/locutusjs/locutus/security/advisories/GHSA-4mph-v827-f877
• https://nvd.nist.gov/vuln/detail/CVE-2026-33993
• https://github.com/locutusjs/locutus/pull/597
• https://github.com/locutusjs/locutus/commit/345a6211e1e6f939f96a7090bfeff642c9fcf9e4
• https://github.com/locutusjs/locutus
• https://github.com/locutusjs/locutus/releases/tag/v3.0.25

No related operational record is retained in the current change model.