CVE-2026-106036

UNKNOWN 0.0

Improper certificate validation in Szafir

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

Szafir accepts any client or server certificate without performing certificate and hostname validation, allowing HTTPS connections without authenticating the remote server. An attacker can provide an arbitrary SSL/TLS certificate and cause the application to download an update file from their server. This issue was fixed in version 2.0 build 708.

CWE	CWE-295
Vendor	krajowa izba rozliczeniowa
Product	szafir
Published	Oct 29, 2026

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Affected Versions

Krajowa Izba Rozliczeniowa / Szafir

0 ≤ 2.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

cert.pl: https://cert.pl/posts/2026/10/CVE-2026-93570 elektronicznypodpis.pl: https://www.elektronicznypodpis.pl/

Credits

Mikus Teivens, Critical Security