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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-26390

A vulnerability has been identified in OZW672 (All versions < V6.0), OZW772 (All versions < V6.0).

CRITICAL 9.3EPSS 0.64%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.64%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability has been identified in OZW672 (All versions < V6.0), OZW772 (All versions < V6.0). The web service of affected devices is vulnerable to SQL injection when checking authentication data. This could allow an unauthenticated remote attacker to bypass the check and authenticate as Administrator user.

CVSS 4.0
9.3 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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/M
EPSS
0.64% probability · 51th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-89
Affected
siemens/ozw672 firmware · siemens/ozw772 firmware
Source
productcert@siemens.com
EPSS trend
0%3%5%26 October 2026: 0.64%26 October 202626 October 2026

EPSS 0.6% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.