Known exploited flaw update for Google Chromium V8
June 10, 2026 6:12am
CISA added a known exploited vulnerability affecting Google Chromium V8 on 2026-06-09. Security teams should review remediation guidance for exposed systems.
CISA added a known exploited vulnerability affecting Google Chromium V8 on 2026-06-09. Security teams should review remediation guidance for exposed systems.
5-Second Takeaway
CISA added a known exploited vulnerability affecting Google Chromium V8 on 2026-06-09.
Why This Matters
Security teams should review remediation guidance for exposed systems.
What Changed
- CISA added this vulnerability to the Known Exploited Vulnerabilities catalog on Jun 9, 2026.
- Affected vendor and product: Google Chromium V8.
- Public description: Google Chromium V8 out-of-bounds read and write vulnerability that could allow a remote attacker to execute arbitrary code inside a sandbox 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.
- Agencies and security teams are expected to review patch or mitigation guidance.
- Prioritizing confirmed exploited vulnerabilities can reduce immediate operational risk.
- CISA KEV Catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Key Facts
- CISA added this vulnerability to the Known Exploited Vulnerabilities catalog on Jun 9, 2026.
- Affected vendor and product: Google Chromium V8.
- Public description: Google Chromium V8 out-of-bounds read and write vulnerability that could allow a remote attacker to execute arbitrary code inside a sandbox 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.
- Agencies and security teams are expected to review patch or mitigation guidance.
Key Numbers
- CISA added this vulnerability to the Known Exploited Vulnerabilities catalog on Jun 9, 2026.