CVE-2026-6621 — 1024bit extend-deep index.js prototype pollution
A vulnerability was determined in 1024bit extend-deep up to 0.1.6. The impacted element is an unknown function of the file index.js. This manipulation of the argument __proto__ …
Published: 2026-04-20 · CVSS: 6.9 · CVSS 4.0
A vulnerability was determined in 1024bit extend-deep up to 0.1.6. The impacted element is an unknown function of the file index.js. This manipulation of the argument __proto__ causes improperly controlled modification of object prototype attributes. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The code repository of the project has not been active for many years.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7