CVE-2026-4827
Insufficient Entropy vulnerability on Multiple Products
CVSS Score
0.0
EPSS Score
0.1%
EPSS Percentile
16th
CWE‑331: Insufficient Entropy vulnerability exists that could lead to unauthorized access when an attacker on the network can exploit weaknesses in session‑management protections.
| CWE | CWE-331 |
| Vendor | schneider electric |
| Product | easergy micom c264 |
| Published | May 12, 2026 |
| Last Updated | May 14, 2026 |
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Affected Versions
Schneider Electric / Easergy MiCOM C264
Versions D6.x Versions D7.33 and prior
Schneider Electric / Easergy C5
Version 1.1.17 and prior
Schneider Electric / Easergy MiCOM P30
P139 version prior to P139.678.700 P437 version prior to P437.678.700 P439 version prior to P439.678.700 P532 version prior to P532.678.700 P539 version prior to P539.678.700 P631 version prior to P631.678.700 P632 version prior to P632.678.700 P633 version prior to P633.678.700 P634 version prior to P634.678.700 P633 version P633.680.700 only P634 version P634.680.700 only P138 version prior to P138.677.700 P436 version prior to P436.677.701 P438 version prior to P438.677.701 P638 version prior to P638.677.700 C434 version prior to C434.679.700
Schneider Electric / Easergy MiCOM P40
Series model numbers with Protocol Option bit as G, H or L and all firmware versions
Schneider Electric / EcoStruxure™ Power Automation System Gateway (EPAS-GTW)
Version 6.4.616.200.100 and prior
Schneider Electric / EcoStruxure™ Power Automation System User Interface (EPAS-UI)
Version 3.0.3 and prior
Schneider Electric / EcoStruxure™ Power Operation
Version 2022 CU6 and prior Version 2024 CU2 and prior
Schneider Electric / iPMFLS
Version 64.2025.0.13 and prior
Schneider Electric / PowerLogic™ P5 Protection Relay
V02.502.103 and prior
Schneider Electric / PowerLogic™ P7 Protection and Control Platform
V02.002.002 and prior
Schneider Electric / PowerLogic™ T300
Version 2.9.4 and prior
Schneider Electric / PowerLogic™ T500
Version 11.08.02 and prior
Schneider Electric / Saitel DP
Version 11.06.36 and prior
Schneider Electric / EasyLogic T150 (formerly Saitel DR)
Version 11.06.30 and prior