{"affected":[{"defaultStatus":"unaffected","product":"Płatnik","source":"CNA: CERT-PL","vendor":"Zakład Ubezpieczeń Społecznych","versions":[{"changes":[{"at":"metric 334","status":"unaffected"}],"lessThanOrEqual":"10.02.002","status":"affected","version":"0","versionType":"custom"}]}],"cveId":"CVE-2026-110972","cwes":["CWE-603"],"description":"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.\n\n\n\nThis issue was fixed in metric 334 in version 10.02.002.","epss":{"date":"2026-11-02","percentile":0.10425,"score":0.00205},"exploits":[],"kev":null,"metrics":[{"score":8.6,"severity":"high","source":"CNA: CERT-PL","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","version":"4.0"},{"score":8.6,"severity":"high","source":"NVD: cvd@cert.pl","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","version":"4.0"}],"modifiedAt":1793701033670,"publishedAt":1793361409582,"references":[{"source":"CNA: CERT-PL","tags":["third-party-advisory"],"url":"https://cert.pl/posts/2026/10/CVE-2026-110970"},{"source":"CNA: CERT-PL","tags":["product"],"url":"https://www.zus.pl/firmy/program-platnik/o-programie-platnik"},{"source":"cvd@cert.pl","tags":[],"url":"https://cert.pl/posts/2026/10/CVE-2026-110970"},{"source":"cvd@cert.pl","tags":[],"url":"https://www.zus.pl/firmy/program-platnik/o-programie-platnik"}],"remediation":[],"revision":"199d8b1e5707680fb9e6551eeb9e236f10890e5553484a4eabd3bcb8d0c1ae2f","sources":[{"modifiedAt":1793697212724,"name":"CNA: CERT-PL","retrievedAt":1793700514061,"url":"https://www.cve.org/CVERecord?id=CVE-2026-110972"},{"modifiedAt":1793701033670,"name":"NVD","retrievedAt":1793708240856,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-110972"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793700529957,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-110972"}],"ssvc":{"assessedAt":1793373966783,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"Use of Client-Side Authentication in Płatnik","updatedAt":1793708240856}