CVE-2026-8046 Incorrect Authorization in CODESYS Control
Authenticated low-privileged users can delete other user accounts, including higher-privileged ones, due to insufficient authorization checks in CODESYS Control.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-8046?
CVE-2026-8046 is a high-severity missing authorization vulnerability in CODESYS Control RTE (SL), published on 26 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The affected products insufficiently verify authorization when deleting user accounts. An authenticated, low-privileged remote user can exploit this vulnerability to delete other users, including those with higher privileges.
Weakness: CWE-863
Which versions are affected by CVE-2026-8046?
How do I fix CVE-2026-8046?
No fix has been published for CVE-2026-8046 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-8046 being exploited?
There is no known exploitation of CVE-2026-8046 in the wild and no public exploit code.
Sources
Also known as GHSA-h6mv-mgpj-6795.