Risk Letters

Exploited vulnerability

CVE-2025-5419

TLP:CLEAR

Google Chromium V8 Out-of-Bounds Read and Write Vulnerability

Google Chromium V8 contains an out-of-bounds read and write vulnerability that could allow a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Facts

  • Vendor: Google
  • Product: Chromium V8
  • CVSS: 8.8
  • EPSS (probability of exploitation within 30 days): 7.5 %
  • On CISA's Known Exploited Vulnerabilities list since: 5 June 2025
  • First known exploitation: 5 June 2025
  • CISA's deadline for US federal agencies: 26 June 2025
  • Weakness: CWE-125
  • First seen by Risk Letters: 5 June 2025

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD