CVE-2026-93570 XML External Entity injection in Szafir and Szafir Weryfikująca
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-93570?
CVE-2026-93570 is a high-severity vulnerability in Krajowa Izba Rozliczeniowa Szafir, published on 29 Oct 2026.
Official description
Szafir and Szafir Weryfikująca are vulnerable to XML External Entity (XXE) injection. When a user signs or verify a crafted XML file containing a `DOCTYPE` with an external DTD reference, the parser processes external entities, allowing an attacker to read arbitrary files from the victim's filesystem.
This issue was fixed in Szafir version 2.0 build 708. Szafir Weryfikująca is no longer supported (End of Life) and has not been fixed.
Weakness: CWE-611
Which versions are affected by CVE-2026-93570?
How do I fix CVE-2026-93570?
No fix has been published for CVE-2026-93570 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-93570 being exploited?
There is no known exploitation of CVE-2026-93570 in the wild and no public exploit code.
Sources
Also known as GHSA-rcqp-vfhx-g87h.