SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-29962

This vulnerability affects Firefox < 89.

MEDIUM 4.3EPSS 0.74%

Does this matter?

Lower severity and a low EPSS score (0.74%). Track it; it rarely justifies an emergency change on its own.

Description

Firefox for Android would become unstable and hard-to-recover when a website opened too many popups. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 89.

CVSS 3.1
4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
EPSS
0.74% probability · 53th percentile
CISA KEV
Not listed
Weakness
CWE-404
Affected
mozilla/firefox
Source
security@mozilla.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.