#VU115731 Out-of-bounds read in Mozilla Firefox and Firefox ESR - CVE-2025-10532

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Main Vulnerability Database Vulnerabilities #VU115731

#VU115731 Out-of-bounds read in Mozilla Firefox and Firefox ESR - CVE-2025-10532

Published: September 17, 2025


Vulnerability identifier: #VU115731
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-10532
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Mozilla Firefox
Firefox ESR
Software vendor:
Mozilla

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in the JavaScript: GC component. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.


Remediation

Install updates from vendor's website.

External links