Prototype Pollution - Vulnerability

Threat entity extracted from intelligence sources

Frequency
16
occurrences
First Seen
November 7, 2025
Last Seen
June 29, 2026

Prototype Pollution is a vulnerability tracked across 12 threat clusters and 16 intelligence report mentions on ThreatCluster. First observed November 7, 2025; most recent activity June 29, 2026.

Related Threat Clusters

Recent Intelligence Reports

  • Snyk VulnBench JS 1.0: LLM Bug Repeatability — Snyk · June 29, 2026
  • Snyk VulnBench JS 1.0: LLM Bug Repeatability — Snyk · June 29, 2026
  • Ubuntu 26.04 LTS Lodash Critical Prototype Pollution Vuln USN-8411 — Linuxsecurity · June 9, 2026
  • Fedora 44 NextCloud Update Denial of Service JSON Tampering 2026 — Linuxsecurity · June 5, 2026
  • Fedora 43 nextcloud 33.0.4 Critical JSON Tampering DoS CVE-2026 — Linuxsecurity · June 5, 2026
  • CC-4770 — Digital.Nhs.Uk · April 14, 2026
  • Fedora 42 nodejs Package Update Includes Patch for js — Linuxsecurity · March 17, 2026
  • Ubuntu 22.04 Dottie Critical Remote Code Execution USN-8041 — Linuxsecurity · February 12, 2026

CVSS v3.1 Breakdown