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CVE-2026-44469

7.8 HIGH

The affected product extracts installation files to a temporary directory with incorrect default permissions during administrative instal...

Published: 2026-05-26 · Last updated: 2026-05-28

Severity and scoring

CVSS
7.8 HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-276

Affected products

VendorProduct
codesysdevelopment_system

Description

The affected product extracts installation files to a temporary directory with incorrect default permissions during administrative installation. A low-privileged local attacker can exploit a TOCTOU race condition with a practical time window to replace verified files with malicious ones before installation, resulting in local privilege escalation.

Source: NVD

References

Related CVEs

Same vendor

  • CVE-2026-44468 — The affected product creates a directory with insecure default permissions during administrative installation (7.8 HIGH)
  • CVE-2026-0393 — The affected product may expose credentials remotely between low privileged visualization users during concurrent login operations due to... (6.5 MEDIUM)
  • CVE-2021-33485 — CODESYS Control Runtime system before 3.5.17.10 has a Heap-based Buffer Overflow (9.8 CRITICAL)
  • CVE-2021-29241 — CODESYS Gateway 3 before 3.5.16.70 has a NULL pointer dereference that may result in a denial of service (DoS) (7.5 HIGH)

Same CWE

  • CVE-2026-49157 — Incorrect Default Permissions vulnerability in Apache ActiveMQ (8.8 HIGH)
  • CVE-2026-48191 — An incorrect handling of permissions in STORM powered by OTRS and in OTRS (2026.x and above) Document Search Article Meta Filters modules... (3.5 LOW)
  • CVE-2026-48190 — An incorrect handling of permissions in OTRS External Interface and the ConfigItem List module allows an authenticated customer to query ... (3.5 LOW)
  • CVE-2026-33590 — Insecure default settings of Portainer CE grant regular (non-admin) users privileges that allow host filesystem access and host-level cod...
  • CVE-2026-49237 — An issue was discovered in Canonical Multipass for macOS before version 1.16.3 due to an incomplete fix for CVE-2025-5199 (7.8 HIGH)