{"id":"CVE-2026-110971","kind":"vulnerability","aliases":["CVE-2026-110971"],"related":[],"title":"Płatnik software: weak password encoding lets a user decode passwords","description":"Use of a weak password encoding algorithm in Płatnik software allows a user who obtains encoded password to easily decode it. \n\n\nThis issue was fixed in metric 242 in version 10.02.002.","summary":"Płatnik software uses a weak algorithm to encode stored passwords, so anyone who obtains an encoded password can decode it easily. An attacker with access to that encoded value can recover the plain password.","severity":"high","cvss":7.7,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["other","payroll","platnik","poland"],"not_affected_if":["version-10.02.002-or-later"],"how_to_check":"- Identify the installed Płatnik software version and compare it with `10.02.002`\n- Check whether the installed build includes metric 242 (unknown how to read this from the installation)","fix":"- Move Płatnik software to version `10.02.002` or later, which the sources say fixes this issue (metric 242)","status":"open","published_at":"2026-10-30T12:16:34+00:00","first_seen_at":"2026-10-30T12:30:22+00:00","triaged_at":"2026-10-30T12:32:17+00:00","updated_at":"2026-10-30T12:32:17+00:00","category":"other","confidence":0.6,"triage":{"at":"2026-10-30T12:32:17Z","model":"claude-haiku-5-5","output":{"fix":"- Move Płatnik software to version `10.02.002` or later, which the sources say fixes this issue (metric 242)","reach":"unknown","title":"Płatnik software: weak password encoding lets a user decode passwords","impact":"medium","summary":"Płatnik software uses a weak algorithm to encode stored passwords, so anyone who obtains an encoded password can decode it easily. An attacker with access to that encoded value can recover the plain password.","audience":"businesses","category":"other","nicknames":[],"who_cares":["platnik","payroll","poland"],"confidence":0.6,"fix_status":"available","needs_auth":"yes","worst_case":"A user with access to encoded passwords recovers the plain passwords","analyst_note":"Confirm affected version range and whether the NVD entry lists the vendor advisory for Płatnik metric 242.","how_to_check":"- Identify the installed Płatnik software version and compare it with `10.02.002`\n- Check whether the installed build includes metric 242 (unknown how to read this from the installation)","plain_action":"","needs_analyst":true,"not_affected_if":["version-10.02.002-or-later"],"who_is_affected":"Organizations running Płatnik software, the Polish payroll and social insurance software, are affected when they use a version before 10.02.002. The sources do not say which deployment modes or configurations are exposed. Teams not running Płatnik can skip it.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000669,"input_tokens":4088,"output_tokens":521,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-110971':13A,16A '-2026':12A,15A '10.02.002':85C '242':82C 'access':45B 'algorithm':26B,61C 'allow':65C 'anyon':32B 'attack':43B 'cve':11A,14A 'decod':9A,39B,74C 'easili':41B,73C 'encod':5A,28B,36B,48B,60C,70C 'fix':79C 'issu':77C 'let':6A 'metric':81C 'obtain':34B,69C 'password':4A,10A,30B,37B,54B,59C,71C 'payrol':18B 'plain':53B 'platnik':19B 'poland':20B 'płatnik':1A,21B,63C 'recov':51B 'softwar':2A,22B,64C 'store':29B 'use':23B,55C 'user':8A,67C 'valu':49B 'version':84C 'weak':3A,25B,58C","nicknames":[],"mitigations":[],"who_affected":"Organizations running Płatnik software, the Polish payroll and social insurance software, are affected when they use a version before 10.02.002. The sources do not say which deployment modes or configurations are exposed. Teams not running Płatnik can skip it.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"businesses","plain_action":null,"first_public_at":"2026-10-30T12:16:34+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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","cvss_by":"cvd@cert.pl","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-110971","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-110971","severity":null,"published_at":"2026-10-30T12:16:34+00:00","modified_at":"2026-10-30T12:16:34+00:00","first_seen_at":"2026-10-30T12:30:22+00:00","fetched_at":"2026-10-30T12:30:22+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}