CVE-2026-33994 Locutus Prototype Pollution due to incomplete fix for CVE-2026-25521

Locutus brings stdlibs of other programming languages to JavaScript for educational purposes. Starting in version 2.0.39 and prior to version 3.0.25, a prototype pollution vulnerability exists in the parsestr function of the npm package locutus. An attacker can pollute Object.prototype by...

CVE-2026-33994 Locutus Prototype Pollution due to incomplete fix for CVE-2026-25521

Locutus brings stdlibs of other programming languages to JavaScript for educational purposes. Starting in version 2.0.39 and prior to version 3.0.25, a prototype pollution vulnerability exists in the parsestr function of the npm package locutus. An attacker can pollute Object.prototype by...

1dr-twig-templating (1.0.2), 433bf (0.0.1) +950 more potentially affected by CVE-2026-25521 +1 more via locutus (2.0.39)

locutus NPM version 2.0.39 is affected by a known vulnerability. The following packages have a transitive dependency on locutus and may be impacted: - 1dr-twig-templating 1.0.2 - 433bf 0.0.1 - @27works/posto 2.0.2 - @2gis/js-docs-generator =0.0.1, =0.0.1, =1.0.2, =1.0.5, =0.0.1, =0.1.0, =1.0.0,...

CVE-2026-25521

Locutus brings stdlibs of other programming languages to JavaScript for educational purposes. In versions from 2.0.12 to before 2.0.39, a prototype pollution vulnerability exists in locutus. Despite a previous fix that attempted to mitigate prototype pollution by checking whether user input...