What is the severity of ZDI-25-116?

The severity of ZDI-25-116 is high due to its potential for remote code execution.

How do I fix ZDI-25-116?

To mitigate ZDI-25-116, update to the latest version of Ashlar-Vellum Cobalt as per vendor recommendations.

Who is affected by ZDI-25-116?

ZDI-25-116 affects installations of Ashlar-Vellum Cobalt.

What type of attacks can ZDI-25-116 facilitate?

ZDI-25-116 can facilitate remote code execution attacks requiring user interaction.

What must a user do to be exploited through ZDI-25-116?

To be exploited through ZDI-25-116, a user must visit a malicious page or open a malicious file.

Vulnerability/
ZDI-25-116

high

7.8

10/3/2025

11/3/2025

ZDI-25-116: (0Day) Ashlar-Vellum Cobalt VS File Parsing Type Confusion Remote Code Execution Vulnerability

First published: Mon Mar 10 2025(Updated: )

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 VS files. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process.

Affected Software	Affected Version	How to fix
Ashlar-Vellum Cobalt
Ashlar-Vellum Cobalt

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Frequently Asked Questions

What is the severity of ZDI-25-116?
The severity of ZDI-25-116 is high due to its potential for remote code execution.
How do I fix ZDI-25-116?
To mitigate ZDI-25-116, update to the latest version of Ashlar-Vellum Cobalt as per vendor recommendations.
Who is affected by ZDI-25-116?
ZDI-25-116 affects installations of Ashlar-Vellum Cobalt.
What type of attacks can ZDI-25-116 facilitate?
ZDI-25-116 can facilitate remote code execution attacks requiring user interaction.
What must a user do to be exploited through ZDI-25-116?
To be exploited through ZDI-25-116, a user must visit a malicious page or open a malicious file.

collector/zdi-published
source/ZDI
alias/ZDI-CAN-25236
agent/last-modified-date
agent/title
agent/source
agent/type
agent/first-publish-date
agent/guess-ai
agent/software-canonical-lookup
collector/zdi-advisory
alias/ZDI-25-116
alias/CVE-2025-2015
agent/references
agent/severity
agent/tags
agent/softwarecombine
agent/description
agent/event
vendor/ashlar-vellum
canonical/ashlar-vellum cobalt

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