CVE-2026-81861
CWE-522: Insufficiently Protected Credentials vulnerability that could result in exposure of...
CWE-522: Insufficiently Protected Credentials vulnerability that could result in exposure of authentication information and unauthorized access to RTU functionality.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Active
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
CWE-522: Insufficiently Protected Credentials vulnerability that could result in exposure of authentication information and unauthorized access to RTU functionality.
- Record
CVE-2026-81861- CVSS 4.0
- 5.9 Medium
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N - Weakness
- CWE-522
- Updated
- 2026-11-02
EUVDEUVD-2026-76131
CWE-522: Insufficiently Protected Credentials vulnerability that could result in exposure of authentication information and unauthorized access to RTU functionality.
- Record
EUVD-2026-76131- CVSS 4.0
- 5.9 Medium
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-qf5h-x8xh-fc35
CWE-522: Insufficiently Protected Credentials vulnerability that could result in exposure of...
CWE-522: Insufficiently Protected Credentials vulnerability that could result in exposure of authentication information and unauthorized access to RTU functionality.
- Record
GHSA-qf5h-x8xh-fc35- CVSS 4.0
- 5.9 Medium
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-522
- Updated
- 2026-11-02
NVD
CWE-522: Insufficiently Protected Credentials vulnerability that could result in exposure of authentication information and unauthorized access to RTU functionality.
- Record
CVE-2026-81861- CVSS 4.0
- 5.9 Medium
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-522
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | abhinavagarwal07/scadapack-secure-lock-poc | 2026-09-11 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-81861 is a medium vulnerability (CVSS 5.9) in Schneider Electric Scadapack 32, published September 11, 2026. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.54%, the 46th percentile. No source names a fixed version.