PT-2026-20381 · Admesh · Admesh

Liontree · Published 2026-01-01 · Updated 2026-02-18 · CVE-2026-2653

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions admesh versions up to 0.98.5

Description A security flaw exists in admesh up to version 0.98.5. The issue resides in the stl check normal vector function within the src/normals.c file, leading to a heap-based buffer overflow when a manipulation is performed. The attack requires local access. The exploit has been publicly released.

Recommendations Versions prior to 0.98.5 are vulnerable. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Heap Based Buffer Overflow

Buffer Overflow

Weakness Enumeration

CWE-122

CWE-119

Related Identifiers

CVE-2026-2653

PYSEC-2026-5

Affected Products

Admesh

References · 19

• 🔥❌ https://github.com/user-attachments/files/24878279/id.000035.sig.06.src.000550.time.910126.execs.241742.op.havoc.rep.5.zip · Exploit, Deleted
• https://osv.dev/vulnerability/PYSEC-2026-5 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-2653 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-2653 · Security Note
• https://osv.dev/vulnerability/CVE-2026-2653 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-2653 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-2653 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-2653 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-2653 · Vendor Advisory
• https://github.com/admesh/admesh/issues/65#issuecomment-3804571402 · Note
• https://github.com/admesh/admesh/issues/65 · Note
• https://vuldb.com/?ctiid.346450 · Note
• https://t.me/CVEtracker/44967 · Telegram Post
• https://vuldb.com/?submit.752596 · Note
• https://t.me/cveNotify/152306 · Telegram Post