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Vulnerabilities

CVE-2026-44469 | BDVDB-2026-335076 Detail

CODESYSCODESYS Development 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.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.

Weaknesses#

  • CWE-276 Incorrect Default Permissions

References#

Exploit#

No public exploit known

History#

  1. Version 1Record published in the CVE List.