Microsoft Windows Codecs Library Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Windows Codecs Library allows an authorized attacker to execute code locally.
MSRC compact vulnerability detail
CVE-2025-26674 · Windows Media Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Media allows an authorized attacker to execute code locally.
Signals
Windows Media
Remote Code Execution
Exploited: No
Publicly disclosed: No
Exploitability: Exploitation Less Likely
CWE
Patch Diff
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Resolved binary override
Use this when the MSRC module name cannot be mapped automatically or the resolved binary looks wrong.
Description
Heap-based buffer overflow in Windows Media allows an authorized attacker to execute code locally.
FAQ / Articles
Windows Media Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Media allows an authorized attacker to execute code locally.
FAQ
According to the CVSS metric, the attack vector is local (AV:L). Why does the CVE title indicate that this is a remote code execution? The word Remote in the title refers to the location of the attacker. This type of exploit is sometimes referred to as Arbitrary Code Execution (ACE). The attack itself is carried out locally. This means an attacker or victim needs to execute code from the local machine to exploit the vulnerability.
FAQ
According to the CVSS metric, privileges required is low (PR:L). What does that mean for this vulnerability? Any authenticated attacker could trigger this vulnerability. It does not require admin or other elevated privileges.