Name: CVE-2026-110972: Zakład Ubezpieczeń Społecznych Płatnik: Płatnik performs client-side authentication
Creator: Rapid7
Published: 2026-10-30T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-110972, CWE-603, CVSS 8.6

Płatnik performs client-side authentication. An attacker with access to any application instance connected to the backend server can bypass the login verification process and authenticate as an arbitrary user.

This issue was fixed in metric 242 in version 10.02.002.

CVSS Details

CVSS 4.0 Base Score: 8.6 (HIGH)
CVSS 4.0 Vector: (CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X)

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CVSS Details

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