Buffer overflow in Apple Xcode - CVE-2025-43504
Published: November 4, 2025 / Updated: November 28, 2025
Vulnerability identifier: #VU118043
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-43504
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error when processing files. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger memory corruption and perform a denial of service (DoS) attack.
Affected software
Apple Xcode
How to mitigate CVE-2025-43504
Install updates from vendor's website.
Apple Xcode - update to 26.1