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CVE-2026-4827

Insufficient Entropy vulnerability on Multiple Products PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Schneider Electric / Easergy MiCOM C264affected Versions D6.x; affected Versions D7.33 and prior
Schneider Electric / Easergy C5affected Version 1.1.17 and prior
Schneider Electric / Easergy MiCOM P30affected P139 version prior to P139.678.700; affected P437 version prior to P437.678.700; affected P439 version prior to P439.678.700; affected P532 version prior to P532.678.700; affected P539 version prior to P539.678.700; affected P631 version prior to P631.678.700; affected P632 version prior to P632.678.700; affected P633 version prior to P633.678.700; affected P634 version prior to P634.678.700; affected P633 version P633.680.700 only; affected P634 version P634.680.700 only; affected P138 version prior to P138.677.700; affected P436 version prior to P436.677.701; affected P438 version prior to P438.677.701; affected P638 version prior to P638.677.700; affected C434 version prior to C434.679.700
Schneider Electric / Easergy MiCOM P40affected 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)affected Version 6.4.616.200.100 and prior
Schneider Electric / EcoStruxure™ Power Automation System User Interface (EPAS-UI)affected Version 3.0.3 and prior
Schneider Electric / EcoStruxure™ Power Operationaffected Version 2022 CU6 and prior; affected Version 2024 CU2 and prior
Schneider Electric / iPMFLSaffected Version 64.2025.0.13 and prior
Schneider Electric / PowerLogic™ P5 Protection Relayaffected V02.502.103 and prior
Schneider Electric / PowerLogic™ P7 Protection and Control Platformaffected V02.002.002 and prior
Schneider Electric / PowerLogic™ T300affected Version 2.9.4 and prior
Schneider Electric / PowerLogic™ T500affected Version 11.08.02 and prior
Schneider Electric / Saitel DPaffected Version 11.06.36 and prior
Schneider Electric / EasyLogic T150 (formerly Saitel DR)affected Version 11.06.30 and prior

CWE

CWE-331

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.