VDB
RHSA-2021%3A0299
RHSA-2021%3A0299
PUBLISHED
CVSS 8.800000190734863 HIGH
An update for thunderbird is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Risk Scores
CVSS 3.1
8.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| thunderbird | ||
| Red Hat Enterprise Linux AppStream EUS (v. 8.2) |
Timeline
- Jan 28, 2021 CVE Published
- Nov 21, 2025 CVE Updated
- Apr 3, 2026 Distribution Patch
- Apr 3, 2026 Distribution Patch
- Apr 3, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
References
- https://access.redhat.com/errata/RHSA-2021:0299 advisory
- https://access.redhat.com/security/updates/classification/#important url
- https://bugzilla.redhat.com/show_bug.cgi?id=1920646 url
- https://bugzilla.redhat.com/show_bug.cgi?id=1920648 url
- https://bugzilla.redhat.com/show_bug.cgi?id=1920649 url
- https://bugzilla.redhat.com/show_bug.cgi?id=1920650 url
- https://bugzilla.redhat.com/show_bug.cgi?id=1920651 url
- https://bugzilla.redhat.com/show_bug.cgi?id=1921543 url
- https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0299.json advisory