CVE-2025-11465: (0Day) Ashlar-Vellum Cobalt CO File Parsing Use-After-Free Remote Code Execution Vulnerability
Ashlar-Vellum Cobalt CO File Parsing Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Cobalt. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the parsing of CO files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26631.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-11465?
The severity of CVE-2025-11465 is classified as high due to its potential for remote code execution.
How do I fix CVE-2025-11465?
To fix CVE-2025-11465, update to the latest version of Ashlar-Vellum Cobalt as per the vendor's security advisory.
What type of vulnerability is CVE-2025-11465?
CVE-2025-11465 is a use-after-free vulnerability that can lead to remote code execution.
Is user interaction required to exploit CVE-2025-11465?
Yes, user interaction is required to exploit CVE-2025-11465 as the attacker must get the victim to open a malicious file.
What platforms are affected by CVE-2025-11465?
CVE-2025-11465 affects installations of Ashlar-Vellum Cobalt on various platforms.