CVE-2026-15719

Published: Jul 14, 2026Modified: Jul 22, 2026

5.4

Vector

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

Exploitability: 2.8 / Impact: 2.5

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

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.

Affected (1)

Products: Mozilla: Firefox

Mozilla

1 product

Firefox

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Mozilla Firefox	Before 152.0.6

References (5)

https://bugzilla.mozilla.org/show_bug.cgi?id=2043820

Source: security@mozilla.org

Permissions Required

https://www.mozilla.org/security/advisories/mfsa2026-67/

Source: security@mozilla.org

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2026-69/

Source: security@mozilla.org

https://www.mozilla.org/security/advisories/mfsa2026-70/

Source: security@mozilla.org

https://www.mozilla.org/security/advisories/mfsa2026-72/

Source: security@mozilla.org

Timeline

No history available yet.