CVE-2025-3877

Publication date 14 May 2025

Last updated 17 July 2025

Ubuntu priority

Cvss 3 Severity Score

Rejected reason: This CVE was marked as fixed, but due to other code landing - was not actually fixed. It was subsequently fixed in CVE-2025-5986.

Show unmaintained releases

Package	Ubuntu Release	Status
thunderbird	25.04 plucky	Not affected
	24.10 oracular	Ignored end of life, was needs-triage
	24.04 LTS noble	Not affected
	22.04 LTS jammy	Not affected
	20.04 LTS focal	Not in release

CVSS version: CVSS v3.0

Base score 5.4 · Medium

Base metrics

Scores

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L