Affects Google Chrome (ubiquitous). Remote autofill info-leak can expose credentials/PII across organizations.
CVE-2026-106342
Chromium autofill leaks saved form data via crafted web pages
Is CVE-2026-106342 being exploited?
Not confirmed. CVE-2026-106342 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 0.24% probability of exploitation in the next 30 days.
How severe is CVE-2026-106342?
CVE-2026-106342 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-2026-106342?
Yes. A fix has been recorded for CVE-2026-106342. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-106342 affect?
CVE-2026-106342 affects Google Chrome < 155.0.8059.39, Chromium-based browsers with same autofill code. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-106342?
Update Chrome to 155.0.8059.39+ immediately; consider disabling autofill until patched.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote information disclosure: crafted web page can trigger autofill to expose saved form data (credentials, PII).
Immediate action required
- affected< 155.0.8059.39
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.