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Vulnerabilities & PatchesEmerging1 sourceAug 24, 2026 · 05:00via Zero Day Initiative (Published)

ZDI-26-587: Ashlar-Vellum Cobalt VS File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

Brief

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 ZDI has assigned a CVSS rating of 7.

  • The following CVEs are assigned: CVE-2026-19781.
Read more on Zero Day Initiative (Published)→
Vulnerabilities & PatchesCVE-2026-19781