CVE-2025-25264: Overly Permissive CORS Policy in WAGO Device Manager

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-06-16 · updated 2026-06-17
Weakness: CWE-942

Description

An unauthenticated remote attacker can trick an admin to visit a website containing malicious java script code. The current overly permissive CORS policy allows the attacker to obtain any files from the file system.

Affected products

WAGO CC100 0751-9x01: before 04.07.01 (FW29); before 04.07.01 (70 — fixed in 04.07.01 (70, 04.07.01 (FW29)
WAGO Edge Controller 0752-8303/8000-0002: before 04.07.01 (FW29); before 04.07.01 (70) — fixed in 04.07.01 (70), 04.07.01 (FW29)
WAGO PFC100 G1 0750-810x/xxxx-xxxx: before 3.10.11 (FW22 Patch 2) — fixed in 3.10.11 (FW22 Patch 2)
WAGO PFC100 G2 0750-811x-xxxx-xxxx: before 04.07.01 (70) — fixed in 04.07.01 (70)
WAGO PFC200 G1 750-820x-xxx-xxx: before 3.10.11 (FW22 Patch 2) — fixed in 3.10.11 (FW22 Patch 2)
WAGO PFC200 G2 750-821x-xxx-xxx: before 04.07.01 (FW29); before 04.07.01 (70) — fixed in 04.07.01 (70), 04.07.01 (FW29)
WAGO TP600 0762-420x/8000-000x: before 04.07.01 (FW29); before 04.07.01 (70) — fixed in 04.07.01 (70), 04.07.01 (FW29)
WAGO TP600 0762-430x/8000-000x: before 04.07.01 (FW29); before 04.07.01 (70) — fixed in 04.07.01 (70), 04.07.01 (FW29)
WAGO TP600 0762-520x/8000-000x: before 04.07.01 (FW29); before 04.07.01 (70) — fixed in 04.07.01 (70), 04.07.01 (FW29)
WAGO TP600 0762-530x/8000-000x: before 04.07.01 (FW29); before 04.07.01 (70) — fixed in 04.07.01 (70), 04.07.01 (FW29)
WAGO TP600 0762-620x/8000-000x: before 04.07.01 (FW29); before 04.07.01 (70) — fixed in 04.07.01 (70), 04.07.01 (FW29)
WAGO TP600 0762-630x/8000-000x: before 04.07.01 (FW29); before 04.07.01 (70) — fixed in 04.07.01 (70), 04.07.01 (FW29)

How to fix

Upgrade to a fixed version: WAGO CC100 0751-9x01 04.07.01 (70, 04.07.01 (FW29); WAGO Edge Controller 0752-8303/8000-0002 04.07.01 (70), 04.07.01 (FW29); WAGO PFC100 G1 0750-810x/xxxx-xxxx 3.10.11 (FW22 Patch 2); WAGO PFC100 G2 0750-811x-xxxx-xxxx 04.07.01 (70); WAGO PFC200 G1 750-820x-xxx-xxx 3.10.11 (FW22 Patch 2); WAGO PFC200 G2 750-821x-xxx-xxx 04.07.01 (70), 04.07.01 (FW29); WAGO TP600 0762-420x/8000-000x 04.07.01 (70), 04.07.01 (FW29); WAGO TP600 0762-430x/8000-000x 04.07.01 (70), 04.07.01 (FW29); WAGO TP600 0762-520x/8000-000x 04.07.01 (70), 04.07.01 (FW29); WAGO TP600 0762-530x/8000-000x 04.07.01 (70), 04.07.01 (FW29); WAGO TP600 0762-620x/8000-000x 04.07.01 (70), 04.07.01 (FW29); WAGO TP600 0762-630x/8000-000x 04.07.01 (70), 04.07.01 (FW29). Check the vendor advisory for mitigations.

References

https://certvde.com/en/advisories/VDE-2025-018/

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