PT-2025-33699 · Ashlar Vellum · Ashlar-Vellum Cobalt Share+4

Michael Heinzl · Published 2025-08-18 · Updated 2025-11-28 · CVE-2025-53705

Positive Technologies (AI Summary)

CVSS v4.0

8.4

High

Base vector

AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions: Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share versions prior to 12.6.1204.204

Description: The affected applications lack proper validation of user-supplied data when parsing CO files, potentially leading to an out-of-bounds write. An attacker could leverage this issue to execute arbitrary code in the context of the current process.

Recommendations: Update to version 12.6.1204.204 or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2025-53705

Affected Products

Ashlar-Vellum Argon

Ashlar-Vellum Cobalt

Ashlar-Vellum Cobalt Share

Ashlar-Vellum Lithium

Ashlar-Vellum Xenon

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2025-53705 · Security Note
• https://osv.dev/vulnerability/CVE-2025-53705 · Vendor Advisory
• https://t.me/cveNotify/144271 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1957595478159151499 · Twitter Post
• https://t.me/cveNotify/132783 · Telegram Post
• https://twitter.com/CVEnew/status/1957551750845456445 · Twitter Post
• https://t.me/CVEtracker/30313 · Telegram Post
• https://cisa.gov/news-events/ics-advisories/icsa-25-224-01 · Note