What is CVE-2020-26957?

CVE-2020-26957 is a medium-severity vulnerability in Mozilla Firefox, classified under Improper Initialization. CVSS score: 6.5/10. Published 2020-12-09.

How severe is CVE-2020-26957?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Mozilla Firefox

CVE-2020-26957

OneCRL was non-functional in the new Firefox for Android due to a missing service initialization. This could result in a failure to enforce some certificate revocations. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 83.

Vulnerability class: Dirty Pipe (CVE-2022-0847)

EPSS: 0.005 (42.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

Mozilla Firefox — versions < 83

Weakness classification (CWE)

CWE-665 — Improper Initialization

References

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

Frequently asked questions

What is CVE-2020-26957?: CVE-2020-26957 is a medium-severity vulnerability in Mozilla Firefox, classified under Improper Initialization. CVSS score: 6.5/10. Published 2020-12-09.
How severe is CVE-2020-26957?: Medium severity. CVSS v3 base score is 6.5 out of 10.