CVE-2026-4901

Insertion of Sesitive Information into Log File in AlanWeb SCADA

Published Apr 9, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Description
AlanWeb SCADA saves sensitive information into a log file. Critically, user credentials are logged allowing the attacker to obtain further authorized access into the system. Combined with vulnerability CVE-2026-34184, these sensitive information could be accessed by an unauthorized user.

This issue was fixed in AlanWeb SCADA version 9.8.5

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description Hydrosystem Control System saves sensitive information into a log file. Critically, user credentials are logged allowing the attacker to obtain further authorized access into the system. Combined with vulnerability CVE-2026-34184, these sensitive information could be accessed by an unauthorized user.This issue was fixed in Hydrosystem Control System version 9.8.5 AlanWeb SCADA saves sensitive information into a log file. Critically, user credentials are logged allowing the attacker to obtain further authorized access into the system. Combined with vulnerability CVE-2026-34184, these sensitive information could be accessed by an unauthorized user. This issue was fixed in AlanWeb SCADA version 9.8.5
Title Insertion of Sesitive Information into Log File in Hydrosystem Control System Insertion of Sesitive Information into Log File in AlanWeb SCADA
First Time appeared Control System
Control System alanweb Scada
CPEs cpe:2.3:a:control_system:alanweb_scada:*:*:*:*:*:*:*:*
Vendors & Products Control System
Control System alanweb Scada
References
Type Values Removed Values Added
First Time appeared Hydrosystem.poznan
Hydrosystem.poznan control System
CPEs cpe:2.3:a:hydrosystem.poznan:control_system:*:*:*:*:*:*:*:*
Vendors & Products Hydrosystem.poznan
Hydrosystem.poznan control System
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

Type Values Removed Values Added
First Time appeared Hydrosystem
Hydrosystem control System
Vendors & Products Hydrosystem
Hydrosystem control System
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Hydrosystem Control System saves sensitive information into a log file. Critically, user credentials are logged allowing the attacker to obtain further authorized access into the system. Combined with vulnerability CVE-2026-34184, these sensitive information could be accessed by an unauthorized user.This issue was fixed in Hydrosystem Control System version 9.8.5
Title Insertion of Sesitive Information into Log File in Hydrosystem Control System
Weaknesses CWE-532
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
CERT-PL
Published
Updated
Aug 13, 2026, 9:21 AM
Reserved
Mar 26, 2026, 2:59 PM
Status
Modified
Published
Apr 9, 2026, 10:16 AM
Modified
Oct 26, 2026, 9:10 PM