{"id":"CVE-2025-2015","aliases":["EUVD-2025-7459","GHSA-8h6g-xc7x-fxv4"],"status":"published","title":"Ashlar-Vellum Cobalt VS File Parsing Type Confusion Remote Code Execution Vulnerability","description":"Ashlar-Vellum Cobalt VS File Parsing Type Confusion 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.\n\nThe 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. Was ZDI-CAN-25236.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00268,"percentile":0.19061,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-843"],"published":"2025-03-11T20:42:43Z","modified":"2026-06-17T09:06:04Z","products":[{"vendor":"ashlar","product":"cobalt"},{"vendor":"ashlar-vellum","product":"cobalt"}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-25-116/","tags":["x_research-advisory","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-2015"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-25-116"},{"url":"https://github.com/advisories/GHSA-8h6g-xc7x-fxv4"}],"sources":{"cve":[{"id":"CVE-2025-2015","title":"Ashlar-Vellum Cobalt VS File Parsing Type Confusion Remote Code Execution Vulnerability","description":"Ashlar-Vellum Cobalt VS File Parsing Type Confusion 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.\n\nThe 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. Was ZDI-CAN-25236.","status":"published","published":"2025-03-11T20:42:43.405Z","modified":"2025-03-12T14:41:45.428Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:32:38.351095Z"}],"euvd":[{"id":"EUVD-2025-7459","description":"Ashlar-Vellum Cobalt VS File Parsing Type Confusion 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.\n\nThe 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. Was ZDI-CAN-25236.","status":"published","published":"2025-03-11T20:42:43Z","modified":"2025-03-12T14:41:45Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:53:06.438267Z"}],"ghsa":[{"id":"GHSA-8h6g-xc7x-fxv4","title":"Ashlar-Vellum Cobalt VS File Parsing Type Confusion Remote Code Execution Vulnerability. This...","description":"Ashlar-Vellum Cobalt VS File Parsing Type Confusion 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.\n\nThe 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. Was ZDI-CAN-25236.","status":"published","published":"2025-03-11T21:30:41Z","modified":"2025-03-11T21:30:49Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T15:00:14.411319Z"}],"nvd":[{"id":"CVE-2025-2015","description":"Ashlar-Vellum Cobalt VS File Parsing Type Confusion 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.\n\nThe 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. Was ZDI-CAN-25236.","status":"published","published":"2025-03-11T21:15:52.763Z","modified":"2026-06-17T09:06:04.84Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:10:53.93104Z"}]}}