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CVE-2025-65086

Out-of-bounds write in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, Cobalt Share

Published: May 12, 2026Updated: May 14, 2026 Sources: CVE List NVD csafCWE-787
7.8HIGH
NVD MITRE
EPSS Score
0.2%
Top 94.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

An Out-of-Bounds Write 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 execute arbitrary code when a specially crafted VC6 file is being parsed.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-787

Affected Products

argonashlar
Desktop App
Consumer Software / productivity
cobaltashlar
On-premDesktop App
Consumer Software / productivity
cobalt shareashlar
On-premWeb App
Consumer Software
lithiumashlar
Desktop App
Consumer Software / productivity
xenonashlar
Desktop App
Consumer Software / productivity
ashlarcommercialConsumer Software
and 5 more affected products View all →

Exploitability

Official Patch Available
No detection template yetWe can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://www.cisa.gov/news-events/ics-advisories/icsa-25-329-01
cisa.gov
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2025/icsa-25-329-01.json
raw.githubusercontent.com
https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01
cisa.gov
and 20 more references View all →

Timeline

Published
May 12, 2026
Last Updated
May 14, 2026

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