CVE-2026-81861 Information disclosure in SCADAPack 32
Insufficiently protected credentials in Schneider Electric SCADAPack RTUs allow attackers to expose authentication information and gain unauthorized access.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-81861?
CVE-2026-81861 is a medium-severity vulnerability in Schneider Electric SCADAPack 32, published on 11 Sep 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
CWE-522: Insufficiently Protected Credentials vulnerability that could result in exposure of authentication information and unauthorized access to RTU functionality.
Weakness: CWE-522
Which versions are affected by CVE-2026-81861?
How do I fix CVE-2026-81861?
No fix has been published for CVE-2026-81861 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-81861 being exploited?
There is no known exploitation of CVE-2026-81861 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-qf5h-x8xh-fc35.