# CVE-2026-110970: Lack of traffic encryption in Płatnik

Status: published. Published: 2026-10-30. Updated: 2026-11-02.

Płatnik uses HTTP protocol to download updates, libraries and support files. It allows an attacker to conduct a Man-In-The-Middle attack, obtain transmitted data and replace the original files with their own.




This issue was fixed in metric 242 in version 10.02.002.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Zakład Ubezpieczeń Społecznych / Płatnik: ≥ 0; ≤ 10.02.002 (affected, custom); unaffected at metric 242. Source: CNA: CERT-PL

## Severity and prioritization

- CVSS 4.0: 2.3 (low); CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N; source: CNA: CERT-PL

- CISA KEV: No listing in collected sources

- EPSS: 0.34% as of 2026-11-01; percentile 26.88%

- SSVC: exploitation none; automatable no; technical impact partial; source ADP: CISA-ADP

- Weaknesses: CWE-1428

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://cert.pl/posts/2026/10/CVE-2026-110970 (CNA: CERT-PL; third-party-advisory)

- https://www.zus.pl/firmy/program-platnik/o-programie-platnik (CNA: CERT-PL; product)

## Provenance

- CNA: CERT-PL: https://www.cve.org/CVERecord?id=CVE-2026-110970; retrieved 2026-11-02; source updated 2026-11-02

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-110970; retrieved 2026-11-02; source updated Not reported

Revision: 6cf172818a66f36067c1ae6ff0ec58f7d8d8fce046b4b4afc3d57f748cd07618

Canonical: https://y2.dev/cve/CVE-2026-110970

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.