What is CVE-2022-22762?

CVE-2022-22762 is a medium-severity vulnerability in Google Android, classified under User Interface (UI) Misrepresentation of Critical Information. CVSS score: 4.3/10. Published 2022-12-22.

How severe is CVE-2022-22762?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Google Android

CVE-2022-22762

Under certain circumstances, a JavaScript alert (or prompt) could have been shown while another website was displayed underneath it. This could have been abused to trick the user. <br>*This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 97.

Published 2022-12-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (28.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: -0.000

Affected products

Google Android
Mozilla Firefox — versions unspecified

Weakness classification (CWE)

CWE-451 — User Interface (UI) Misrepresentation of Critical Information

References

www.mozilla.org/security/advisories/mfsa2022-04/ (Vendor Advisory)
bugzilla.mozilla.org/show_bug.cgi (Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2022-22762?: CVE-2022-22762 is a medium-severity vulnerability in Google Android, classified under User Interface (UI) Misrepresentation of Critical Information. CVSS score: 4.3/10. Published 2022-12-22.
How severe is CVE-2022-22762?: Medium severity. CVSS v3 base score is 4.3 out of 10.