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Back to active CVEs
High · CVSS 8.6CVE-2026-110972

Use of Client-Side Authentication in PłatnikCVE-2026-110972

Answer in brief

CVE-2026-110972 records a High severity (CVSS 8.6) vulnerability in Use of Client-Side Authentication in Płatnik. The current sources do not mark it as known exploited. The current feed maps Zakład Ubezpieczeń Społecznych/Płatnik (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 30, 2026Updated Oct 30, 2026Source checked Oct 30, 2026First seen by HOL Oct 30, 2026Material review Oct 30, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.6
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 8.6. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Zakład Ubezpieczeń Społecznych/Płatnik (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Zakład Ubezpieczeń Społecznych/Płatnikgeneric>=0 <=10.02.002Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Zakład Ubezpieczeń Społecznych/Płatnik.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Oct 30, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 30, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 30, 2026

Sources and claim methodology

  • Source referencecert.pl
  • Source referencezus.pl
Upstream source 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. This issue was fixed in metric 242 in version 10.02.002.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Lack of traffic encryption in PłatnikSame zakład ubezpieczeń społecznych/płatnik package
  • Weak password encoding in PłatnikSame zakład ubezpieczeń społecznych/płatnik package

Record context

Vulnerability class
Missing Auth
EPSS
Not reported
CWE IDs
CWE-603
Source
CVE List V5
Source checked
Oct 30, 2026
References
2 linked sources
Open source record