CVE-2026-4901 | THREATINT

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

PUBLISHED Reserved 2026-03-26 | Published 2026-04-09 | Updated 2026-04-09 | Assigner CERT-PL

MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Problem types

CWE-532: Insertion of Sensitive Information into Log File

Product status

Default status

unaffected

Any version before 9.8.5

affected

Credits

Jarosław "Jahrek" Kamiński - Securitum finder

References

cert.pl/posts/2026/04/CVE-2026-4901/ third-party-advisory

www.hydrosystem.poznan.pl/ product

cve.org (CVE-2026-4901)

nvd.nist.gov (CVE-2026-4901)

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