What is CVE-2021-29973?

CVE-2021-29973 is a high-severity vulnerability in Mozilla Firefox. CVSS score: 8.8/10. Published 2021-08-05.

How severe is CVE-2021-29973?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Mozilla Firefox

CVE-2021-29973

Password autofill was enabled without user interaction on insecure websites on Firefox for Android. This was corrected to require user interaction with the page before a user's password would be entered by the browser's autofill functionality *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 90.

EPSS: 0.008 (53.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Mozilla Firefox — versions unspecified

References

security@mozilla.org (x_refsource_MISC, Vendor Advisory)
security@mozilla.org (Permissions Required, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2021-29973?: CVE-2021-29973 is a high-severity vulnerability in Mozilla Firefox. CVSS score: 8.8/10. Published 2021-08-05.
How severe is CVE-2021-29973?: High severity. CVSS v3 base score is 8.8 out of 10.