CVE-2026-22906

Hardcoded Key Allows Credential Disclosure

State: Published
Severity: 9.8 Critical
Published: Feb 9, 2026
Updated: Feb 9, 2026
Reserved: Jan 13, 2026

Description

User credentials are stored using AES‑ECB encryption with a hardcoded key. An unauthenticated remote attacker obtaining the configuration file can decrypt and recover plaintext usernames and passwords, especially when combined with the authentication bypass.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CERTVDE

Weaknesses

CWE-321 Use of Hard-coded Cryptographic Key

Affected Products

Product	Versions
0852-1322WAGO	0.0.0 through 2.64Affected
0852-1328WAGO	0.0.0 through 2.64Affected
0852-1322WAGO	2.64Affected
0852-1328WAGO	2.64Affected

References

https://certvde.com/de/advisories/VDE-2026-004

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