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CVE-2026-93570— XML External Entity injection in Szafir and Szafir Weryfikująca

Quick assessment

Affected
Krajowa Izba Rozliczeniowa Szafir
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Szafir 和 Szafir Weryfikująca 存在 XML 外部实体(XXE)注入漏洞。当用户签署或验证一个包含带有外部 DTD 引用的 的恶意构造 XML 文件时,解析器会处理外部实体,从而允许攻击者读取受害者文件系统中的任意文件。 该问题已在 Szafir 2.0 版本(构建号 708)中得到修复。Szafir Weryfikująca 已停止支持(生命周期结束),因此未进行修复。

CVSS 8.2 · High

Affected Version Matrix 2

VendorProduct Version RangeStatus
Krajowa Izba Rozliczeniowa Szafir ≤ 2.0.0 affected
Krajowa Izba Rozliczeniowa Szafir Weryfikująca ≤ 1.0 affected
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I. Basic Information for CVE-2026-93570

Vulnerability Information

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Vulnerability Title
XML External Entity injection in Szafir and Szafir Weryfikująca
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Krajowa Izba Rozliczeniowa Szafir 0 ~ 2.0.0 -
Krajowa Izba Rozliczeniowa Szafir Weryfikująca 0 ~ 1.0 -

II. Public POCs for CVE-2026-93570

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III. Intelligence Information for CVE-2026-93570

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Other References for CVE-2026-93570 (1)

Same Patch Batch · Krajowa Izba Rozliczeniowa · 2026-10-29 · 3 CVEs total

CVE-2026-106036 6.9 MEDIUM Improper certificate validation in Szafir
CVE-2026-93571 2.3 LOW Path Traversal in Szafir

IV. Related Vulnerabilities