Authentication Bypass Vulnerability in LACT by Linux-based Vendor
CVE-2026-75037

7.3HIGH

Key Information:

Vendor

Ilya-zlobintsev

Status
Lact
Vendor
CVE Published:
25 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-75037?

An authentication bypass vulnerability exists in LACT due to improper handling of UnixProcessSubject and Peer PID, which could allow unauthorized users to gain access to functionalities restricted to privileged accounts. This issue affects all versions of LACT up to 0.10.0. A patch has been implemented in recent updates to address and mitigate this security concern.

Affected Version(s)

LACT Linux 0 <= 0.10.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

cortex9-lact-polkit-pid-subject-bypass-model
Created by federiconbaez

References

https://bugzilla.suse.com/show_bug.cgi?id=1276480
issue-tracking
https://github.com/ilya-zlobintsev/LACT
product

CVSS V4

Score:
7.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.