CVE-2026-15719

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-15719
We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw. This vulnerability was fixed in Firefox 152.0.6, Firefox ESR 115.38, Firefox ESR 140.13, and Thunderbird 140.13.

5.4 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=2043820 Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-67/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-69/
https://www.mozilla.org/security/advisories/mfsa2026-70/
https://www.mozilla.org/security/advisories/mfsa2026-72/
Configurations

Configuration 1 (hide)

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

22 Jul 2026, 20:16

Type Values Removed Values Added
Summary (en) We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw. This vulnerability was fixed in Firefox 152.0.6, Firefox ESR 115.38, and Firefox ESR 140.13. (en) We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw. This vulnerability was fixed in Firefox 152.0.6, Firefox ESR 115.38, Firefox ESR 140.13, and Thunderbird 140.13.
References
  • () https://www.mozilla.org/security/advisories/mfsa2026-72/ -

21 Jul 2026, 13:17

Type Values Removed Values Added
Summary (en) We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw. This vulnerability was fixed in Firefox 152.0.6. (en) We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw. This vulnerability was fixed in Firefox 152.0.6, Firefox ESR 115.38, and Firefox ESR 140.13.
References
  • () https://www.mozilla.org/security/advisories/mfsa2026-69/ -
  • () https://www.mozilla.org/security/advisories/mfsa2026-70/ -

14 Jul 2026, 18:29

Type Values Removed Values Added
First Time Mozilla
Mozilla firefox
CPE cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
References () https://bugzilla.mozilla.org/show_bug.cgi?id=2043820 - () https://bugzilla.mozilla.org/show_bug.cgi?id=2043820 - Permissions Required
References () https://www.mozilla.org/security/advisories/mfsa2026-67/ - () https://www.mozilla.org/security/advisories/mfsa2026-67/ - Vendor Advisory
CWE NVD-CWE-noinfo

14 Jul 2026, 14:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.4

14 Jul 2026, 13:18

Type Values Removed Values Added
New CVE
Information

Published : 2026-07-14 13:18

Updated : 2026-07-22 20:16

NVD link : CVE-2026-15719

Mitre link : CVE-2026-15719

CVE.ORG link : CVE-2026-15719

JSON object : View

Products Affected

mozilla

  • firefox
CWE
NVD-CWE-noinfo