File Parsing Type Confusion Vulnerability in Ashlar-Vellum Cobalt XE
CVE-2025-8005

7.8HIGH

Key Information:

Vendor

Ashlar-vellum

Status
Cobalt
Vendor
CVE Published:
17 September 2025

What is CVE-2025-8005?

A critical vulnerability exists in the Ashlar-Vellum Cobalt XE software due to improper validation during the parsing of XE files. This flaw creates an opportunity for remote attackers to execute arbitrary code by compelling the user to visit a malicious webpage or open a compromised file. The attack exploits the type confusion condition that arises from the failure to adequately validate user-supplied data, allowing the execution of code in the context of the current process.

Affected Version(s)

Cobalt 12 SP1

References

https://www.zerodayinitiative.com/advisories/ZDI-25-722/
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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CVE-2025-8005 : File Parsing Type Confusion Vulnerability in Ashlar-Vellum Cobalt XE