CVE-2026-7324

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-7324
Memory safety bugs present in Thunderbird 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.1 and Thunderbird 150.0.1.

7.3 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
https://bugzilla.mozilla.org/buglist.cgi?bug_id=2029419%2C2029717%2C2029769%2C2029886 Broken Link
https://www.mozilla.org/security/advisories/mfsa2026-35/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-38/ Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*
History

01 May 2026, 15:27

Type Values Removed Values Added
First Time Mozilla
Mozilla firefox
Mozilla thunderbird
References () https://bugzilla.mozilla.org/buglist.cgi?bug_id=2029419%2C2029717%2C2029769%2C2029886 - () https://bugzilla.mozilla.org/buglist.cgi?bug_id=2029419%2C2029717%2C2029769%2C2029886 - Broken Link
References () https://www.mozilla.org/security/advisories/mfsa2026-35/ - () https://www.mozilla.org/security/advisories/mfsa2026-35/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2026-38/ - () https://www.mozilla.org/security/advisories/mfsa2026-38/ - Vendor Advisory
CPE cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*

30 Apr 2026, 18:16

Type Values Removed Values Added
Summary (en) Memory safety bugs present in Firefox 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.1. (en) Memory safety bugs present in Thunderbird 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.1 and Thunderbird 150.0.1.
References
  • () https://www.mozilla.org/security/advisories/mfsa2026-38/ -

28 Apr 2026, 22:16

Type Values Removed Values Added
Summary (en) Memory safety bugs present in Firefox 150.0.0 and Thunderbird 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.1. (en) Memory safety bugs present in Firefox 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.1.

28 Apr 2026, 16:16

Type Values Removed Values Added
CWE CWE-119
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.3

28 Apr 2026, 15:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-04-28 15:16

Updated : 2026-05-01 15:27

NVD link : CVE-2026-7324

Mitre link : CVE-2026-7324

CVE.ORG link : CVE-2026-7324

JSON object : View

Products Affected

mozilla

  • thunderbird
  • firefox
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer