Remote Code Execution Vulnerability in Ashlar-Vellum Cobalt XE File Parsing
CVE-2025-8004

7.8HIGH

Key Information:

Vendor

Ashlar-vellum

Status
Cobalt
Vendor
CVE Published:
17 September 2025

What is CVE-2025-8004?

A security vulnerability exists in Ashlar-Vellum Cobalt XE due to improper validation during the parsing of XE files. This flaw allows remote attackers to execute arbitrary code on affected installations when a user interacts with a malicious page or file. An attacker can exploit this vulnerability by crafting a specially designed file to manipulate the application's data handling process, leading to unauthorized execution of commands within the context of the current process.

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Affected Version(s)

Cobalt 12 SP1

References

https://www.zerodayinitiative.com/advisories/ZDI-25-723/
x_research-advisory

CVSS V3.0

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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