Remote RCE in Google Chrome's V8 affects a ubiquitous browser; widespread endpoint risk and likely to be newsworthy.
CVE-2026-93377
Type-confusion in V8 allows remote code execution in Chrome <153.0.8010.52
Is CVE-2026-93377 being exploited?
Not confirmed. CVE-2026-93377 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.39% probability of exploitation in the next 30 days.
How severe is CVE-2026-93377?
CVE-2026-93377 is rated High with a CVSS score of 8.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-93377?
Yes. A fix has been recorded for CVE-2026-93377. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-93377 affect?
CVE-2026-93377 affects Google Chrome <153.0.8010.52 (Windows/macOS/Linux), Chromium-based browsers (V8 engine). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-93377?
Update Chrome to 153.0.8010.52+ immediately and enforce auto-updates
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code execution in Chrome renderer via crafted HTML (sandboxed), enabling attacker-controlled code execution on user endpoints via social engineering.
Immediate action required
- affected< 153.0.8010.52
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.