CVE-2026-110970: Zakład Ubezpieczeń Społecznych Płatnik unencrypted update download

CVE-2026-110970 · Severity: info · Published 2026-10-30

Płatnik is software used by Polish social security (ZUS) to manage employee contributions and payroll. The application downloads updates, libraries, and support files over unencrypted HTTP instead of secure HTTPS, allowing attackers on the network to intercept this traffic, observe sensitive data, and replace legitimate files with malicious ones.

Technologies: Zakład Ubezpieczeń Społecznych Płatnik. Vendors: Zakład Ubezpieczeń Społecznych.

Quick answers

Is CVE-2026-110970 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-110970 being exploited in the wild.
How severe is CVE-2026-110970?
Informational severity, published 30 October 2026.
Which products and versions are affected?
Zakład Ubezpieczeń Społecznych Płatnik All versions up to metric 242 in version 10.02.002.
Is there a fix for CVE-2026-110970?
Yes: fixed in 10.02.002 (metric 242). Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-110970 attacked?
It is attacked over the network or from the adjacent network.
Am I affected by CVE-2026-110970?
Check whether you run Zakład Ubezpieczeń Społecznych Płatnik at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • Fixed in: 10.02.002 (metric 242)

Technical details

The vulnerability (CWE-1428) stems from Płatnik's reliance on HTTP instead of HTTPS for downloading updates and libraries. An attacker positioned on the network path can perform a man-in-the-middle attack to intercept transmitted data and inject malicious files. The attack requires network access but no authentication or user interaction beyond normal application operation.

Affected products

  • Zakład Ubezpieczeń Społecznych Płatnik All versions up to metric 242 in version 10.02.002

Timeline

  • 2026-10-30: disclosed

References

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