CVE-2022-3034

Name: CVE-2022-3034
Creator: NVD / NIST
Published: 2022-12-22T20:15:38.133+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.53%

Last modified Jun 17, 2026

CVE-2022-3034 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. When receiving an HTML email that specified to load an <code>iframe</code> element from a remote location, a request to the remote document was sent. However, Thunderbird didn't display the document. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

Description

When receiving an HTML email that specified to load an <code>iframe</code> element from a remote location, a request to the remote document was sent. However, Thunderbird didn't display the document. This vulnerability affects Thunderbird < 102.2.1 and Thunderbird < 91.13.1.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.53%

40.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Mozilla	Thunderbird	< 91.31.1
Mozilla	Thunderbird	>= 102.0, < 102.2.1

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1745751Issue Tracking, Permissions Required, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-38/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-39/Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1745751Issue Tracking, Permissions Required, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-38/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-39/Vendor Advisory

Timeline

Published: Dec 22, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-3034?

How severe is CVE-2022-3034?

CVE-2022-3034 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.

How do I fix CVE-2022-3034?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-3034?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST