Chrome is a widely used browser; a sandbox-escaping RCE on Android can lead to large-scale device compromise and is high-impact for enterprises and consumers.
CVE-2026-84353
Chrome Android use-after-free allows remote code execution via crafted HTML.
Is CVE-2026-84353 being exploited?
Not confirmed. CVE-2026-84353 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 0.31% probability of exploitation in the next 30 days.
How severe is CVE-2026-84353?
CVE-2026-84353 is rated Critical with a CVSS score of 9.6. 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-2026-84353?
Yes. A fix has been recorded for CVE-2026-84353. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-84353 affect?
CVE-2026-84353 affects Google Chrome for Android < 152.0.7977.75, Chromium-based Android builds (where applicable). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-84353?
Update Chrome on Android to 152.0.7977.75 or later immediately.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code execution outside Chrome sandbox on Android via crafted HTML (use-after-free); attacker can execute arbitrary code and compromise device data.
Immediate action required
- affected< 152.0.7977.75
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.