RHSA-2026:3516: thunderbird Red Hat

CVSS: 7.5v3.1HighPublished

Published 03-03-2026Last modified 02-10-2026

Open JSON

Vulnerability summary

RHSA-2026:3516 is a high (CVSS 7.5) vulnerability in thunderbird Red Hat.

Overall risk

30/100

0100

Medium · default modelHow is this calculated?

CVSS score

7.5/10

010

High · v3.1 (OSV · Red hat), selected by version preference

EPSS score

Not scored

0%100%

No EPSS score yet

KEVNot listedIn no KEV catalog

RansomwareNone recordedNo known use recorded

Public exploits0No public exploits recorded

Timeline

03-03-2026
PublishedVulnerability first disclosed.
02-10-2026
Last modifiedVulnerability information updated.

Description

Red Hat Security Advisory: thunderbird security update

CVSS metrics

1 score · 1 source · 1 version

v3.17.5

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Redhat3 products

thunderbird< 0:140.8.0-1.el9_7
thunderbird-debuginfo< 0:140.8.0-1.el9_7
thunderbird-debugsource< 0:140.8.0-1.el9_7

1 vendor · 3 products

References

232 links

Show all 100 references

bugzilla.redhat.com/show_bug.cgi?id=2442295REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442297REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442298REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442300REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442302REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442304REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442307REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442308REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442309REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442312REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442313REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442314REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442316REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442318REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442319REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442320REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442322REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442324REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442325REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442326REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442327REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442328REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442329REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442331REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442333REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442334REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442335REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442337REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442342REPORT
bugzilla.redhat.com/show_bug.cgi?id=2442343REPORT
security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_3516.jsonAdvisory
access.redhat.com/security/cve/CVE-2026-2447REPORT
www.cve.org/CVERecord?id=CVE-2026-2447Advisory
nvd.nist.gov/vuln/detail/CVE-2026-2447Advisory
bugzilla.mozilla.org/show_bug.cgi?id=2014390ARTICLE
www.mozilla.org/security/advisories/mfsa2026-10/ARTICLE
access.redhat.com/security/cve/CVE-2026-2757REPORT
www.cve.org/CVERecord?id=CVE-2026-2757Advisory
nvd.nist.gov/vuln/detail/CVE-2026-2757Advisory
www.mozilla.org/security/advisories/mfsa2026-15/ARTICLE
www.mozilla.org/security/advisories/mfsa2026-17/ARTICLE
access.redhat.com/security/cve/CVE-2026-2758REPORT
www.cve.org/CVERecord?id=CVE-2026-2758Advisory
nvd.nist.gov/vuln/detail/CVE-2026-2758Advisory
www.mozilla.org/security/advisories/mfsa2026-15/ARTICLE
www.mozilla.org/security/advisories/mfsa2026-17/ARTICLE
access.redhat.com/security/cve/CVE-2026-2759REPORT
www.cve.org/CVERecord?id=CVE-2026-2759Advisory
nvd.nist.gov/vuln/detail/CVE-2026-2759Advisory
www.mozilla.org/security/advisories/mfsa2026-15/ARTICLE
www.mozilla.org/security/advisories/mfsa2026-17/ARTICLE
access.redhat.com/security/cve/CVE-2026-2760REPORT
www.cve.org/CVERecord?id=CVE-2026-2760Advisory
nvd.nist.gov/vuln/detail/CVE-2026-2760Advisory
www.mozilla.org/security/advisories/mfsa2026-15/ARTICLE
www.mozilla.org/security/advisories/mfsa2026-17/ARTICLE
access.redhat.com/security/cve/CVE-2026-2761REPORT
www.cve.org/CVERecord?id=CVE-2026-2761Advisory
nvd.nist.gov/vuln/detail/CVE-2026-2761Advisory
www.mozilla.org/security/advisories/mfsa2026-15/ARTICLE
www.mozilla.org/security/advisories/mfsa2026-17/ARTICLE
access.redhat.com/security/cve/CVE-2026-2762REPORT
www.cve.org/CVERecord?id=CVE-2026-2762Advisory
nvd.nist.gov/vuln/detail/CVE-2026-2762Advisory
www.mozilla.org/security/advisories/mfsa2026-15/ARTICLE
www.mozilla.org/security/advisories/mfsa2026-17/ARTICLE
access.redhat.com/security/cve/CVE-2026-2763REPORT
www.cve.org/CVERecord?id=CVE-2026-2763Advisory
nvd.nist.gov/vuln/detail/CVE-2026-2763Advisory
www.mozilla.org/security/advisories/mfsa2026-15/ARTICLE
www.mozilla.org/security/advisories/mfsa2026-17/ARTICLE
access.redhat.com/security/cve/CVE-2026-2764REPORT
www.cve.org/CVERecord?id=CVE-2026-2764Advisory
nvd.nist.gov/vuln/detail/CVE-2026-2764Advisory
www.mozilla.org/security/advisories/mfsa2026-15/ARTICLE
www.mozilla.org/security/advisories/mfsa2026-17/ARTICLE
access.redhat.com/security/cve/CVE-2026-2765REPORT
www.cve.org/CVERecord?id=CVE-2026-2765Advisory
nvd.nist.gov/vuln/detail/CVE-2026-2765Advisory
www.mozilla.org/security/advisories/mfsa2026-15/ARTICLE
www.mozilla.org/security/advisories/mfsa2026-17/ARTICLE
access.redhat.com/security/cve/CVE-2026-2766REPORT
www.cve.org/CVERecord?id=CVE-2026-2766Advisory
nvd.nist.gov/vuln/detail/CVE-2026-2766Advisory
www.mozilla.org/security/advisories/mfsa2026-15/ARTICLE
www.mozilla.org/security/advisories/mfsa2026-17/ARTICLE
access.redhat.com/security/cve/CVE-2026-2767REPORT
www.cve.org/CVERecord?id=CVE-2026-2767Advisory
nvd.nist.gov/vuln/detail/CVE-2026-2767Advisory
www.mozilla.org/security/advisories/mfsa2026-15/ARTICLE

Showing 100 of 232. Use Open JSON for the complete list.