CVE-2026-5873 - Vulnerability Details

Threat entity extracted from intelligence sources

Frequency
2
occurrences
First Seen
April 16, 2026
Last Seen
April 17, 2026

CVE-2026-5873 is a vulnerability tracked by ThreatCluster, appearing in 1 threat cluster built from 2 intelligence report mentions.

CVE-2026-5873 is a vulnerability tracked across 1 threat cluster and 2 intelligence report mentions on ThreatCluster. First observed April 16, 2026; most recent activity April 17, 2026.

Related Threat Clusters

  • AI Model Exploits Outdated Chrome Version in Security Test

    A researcher used Anthropic's Claude Opus to exploit an outdated version of Chrome (138) bundled with Discord, demonstrating the potential for AI to automate exploit development. The exploit was built using known…

    8 articles · Updated April 17, 2026

Recent Intelligence Reports

  • I Let Claude Opus To Write Me A Chrome Exploit — www.hacktron.ai · April 17, 2026
  • Amid Mythos backlash, Chrome hacked with Claude in a shocking AI test — Cybernews · April 16, 2026

Related Entities

Zero-day Exploit Project Glasswing CVE-2025-12429 CVE-2026-3910 Cwe-125 - Out-of-bounds Read Cwe-787 - Out-of-bounds Write T1203 - Exploitation for Client Execution Chromium Discord Electron Linux kernel V8

Frequently asked questions

What is CVE-2026-5873?

CVE-2026-5873 is a vulnerability tracked by ThreatCluster, appearing in 1 threat cluster built from 2 intelligence report mentions.

Is CVE-2026-5873 still active?

The most recent intelligence report mentioning CVE-2026-5873 on ThreatCluster is dated April 17, 2026. Activity was first observed April 16, 2026, giving a tracked span from then to April 17, 2026.

What is CVE-2026-5873 associated with?

Across ThreatCluster reporting, CVE-2026-5873 most frequently co-occurs with Zero-day Exploit, Project Glasswing, CVE-2025-12429, CVE-2026-3910, Cwe-125 - Out-of-bounds Read, among 12 tracked related entities.

What are the latest developments involving CVE-2026-5873?

The most significant recent cluster is “AI Model Exploits Outdated Chrome Version in Security Test” (8 articles · Updated April 17, 2026). CVE-2026-5873 appears across 1 threat cluster in total, listed above with sources.

How much reporting does ThreatCluster have on CVE-2026-5873?

CVE-2026-5873 appears in 2 intelligence report mentions across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.

CVSS v3.1 Breakdown