CVE-2025-65085

Heap-based Buffer Overflow in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, Cobalt Share

Published Nov 25, 2025 CVSS 4.0 · 8.4 High EPSS < 1% KEV · Not listed
Description
A Heap-based Buffer Overflow vulnerability is present in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share versions 12.6.1204.216 and prior that could allow an attacker to disclose information or execute arbitrary code.

Remediation

Vendor Solution

Ashlar-Vellum recommends users update to build 12.6.1204.217 and later.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description A Heap-based Buffer Overflow vulnerability is present in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share versions 12.6.1204.207 and prior that could allow an attacker to disclose information or execute arbitrary code. A Heap-based Buffer Overflow vulnerability is present in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share versions 12.6.1204.216 and prior that could allow an attacker to disclose information or execute arbitrary code.
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Ashlar cobalt Share
CPEs cpe:2.3:a:ashlar:argon:*:*:*:*:*:*:*:*
cpe:2.3:a:ashlar:cobalt:*:*:*:*:*:*:*:*
cpe:2.3:a:ashlar:cobalt_share:*:*:*:*:*:*:*:*
cpe:2.3:a:ashlar:lithium:*:*:*:*:*:*:*:*
cpe:2.3:a:ashlar:xenon:*:*:*:*:*:*:*:*
Vendors & Products Ashlar cobalt Share
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
First Time appeared Ashlar
Ashlar argon
Ashlar cobalt
Ashlar lithium
Ashlar xenon
Vendors & Products Ashlar
Ashlar argon
Ashlar cobalt
Ashlar lithium
Ashlar xenon
Type Values Removed Values Added
Description A Heap-based Buffer Overflow vulnerability is present in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share versions 12.6.1204.207 and prior that could allow an attacker to disclose information or execute arbitrary code.
Title Heap-based Buffer Overflow in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, Cobalt Share
Weaknesses CWE-122
References
Metrics cvssV4_0

{'score': 8.4, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
May 12, 2026, 8:19 PM
Reserved
Nov 17, 2025, 4:43 PM
Status
Modified
Published
Nov 25, 2025, 6:15 PM
Modified
Oct 18, 2026, 8:10 PM