Threat Intelligence / CVE / CVE-2026-9121

CVE-2026-9121

CVSS 8.8 (HIGH) · EPSS 0.0% · Priority 4.7/10 · Published 2026-05-20

As of 2026-05-21, CVE-2026-9121 is a CVSS 8.8 (HIGH-severity) vulnerability. EPSS exploitation probability 0.0%. Threadlinqs Intelligence tracks 1 threat exploiting it.

Last updated: 2026-05-21

Out of bounds read in GPU in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

CVSS v3 vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-125

Threats tracking this CVE

Google Chrome Stable 148.0.7778.178/179 — CVE-2026-9111 WebRTC Use-After-Free RCE & CVE-2026-9110 UI Inappropriate Implementation (16 CVEs Patched) — CRITICAL

References

Full detection coverage & IOCs for threats exploiting CVE-2026-9121 are available via the Threadlinqs MCP server (Purple tier). View plans →

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Enriched from CVE.org, NVD (this product uses the NVD API but is not endorsed or certified by the NVD), FIRST EPSS, CISA KEV, and GitHub Security Advisories.