CVE-2026-44469
Incorrect Default Permissions in CODESYS 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.
INFO
Published Date :
May 26, 2026, 6:39 a.m.
Last Modified :
May 26, 2026, 6:39 a.m.
Remotely Exploit :
No
Source :
CERTVDE
Affected Products
The following products are affected by CVE-2026-44469
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 270ccfa6-a436-4e77-922e-914ec3a9685c | ||||
| CVSS 4.0 | HIGH | 270ccfa6-a436-4e77-922e-914ec3a9685c |
Solution
- Correct default permissions for temporary installation directories.
- Ensure files are verified before installation.
- Apply vendor patches or updates promptly.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-44469 vulnerability anywhere in the article.