PT-2025-14103 · Mozilla+11 · Thunderbird+14
Ivan Fratric
·
Published
2025-04-01
·
Updated
2025-07-22
·
CVE-2025-3028
CVSS v3.1
6.5
Medium
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L |
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 137
Firefox ESR versions prior to 115.22
Firefox ESR versions prior to 128.9
Thunderbird versions prior to 137
Thunderbird versions prior to 128.9
Description
The issue is related to a use-after-free error in the XSLTProcessor when executing JavaScript code while transforming a document. This could allow a remote attacker to compromise a vulnerable system. The estimated number of potentially affected devices worldwide is not provided. There is no information about real-world incidents where this issue was exploited.
Recommendations
For Firefox versions prior to 137, update to version 137 or later.
For Firefox ESR versions prior to 115.22, update to version 115.22 or later.
For Firefox ESR versions prior to 128.9, update to version 128.9 or later.
For Thunderbird versions prior to 137, update to version 137 or later.
For Thunderbird versions prior to 128.9, update to version 128.9 or later.
As a temporary workaround, consider disabling the XSLTProcessor until a patch is available. Restrict access to the XSLTProcessor to minimize the risk of exploitation. Avoid using the XSLTProcessor in the affected API endpoints until the issue is resolved.
Exploit
Fix
Use After Free
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Almalinux
Astra Linux
Centos
Debian
Firefox
Firefox Esr
Linuxmint
Red Hat
Red Os
Rocky Linux
Suse
Thunderbird
Thunderbird Esr
Ubuntu