CVE-2026-34184 | THREATINT

Description

Hydrosystem Control System does not enforce authorization for some directories. This allows an unauthorized attacker to read all files in these directories and even execute some of them. Critically the attacker could run PHP scripts directly on the connected database.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

HIGH: 8.8CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N

Problem types

CWE-862: Missing Authorization

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-2026-34184)

nvd.nist.gov (CVE-2026-34184)

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