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CVE-2023-28828

• Severity: medium (CVSS 5.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-04-11 · updated 2026-10-23
• Weakness: CWE-611

Description

A vulnerability has been identified in Polarion ALM (All versions < V22R2). The application contains a XML External Entity Injection (XXE) vulnerability. This could allow an attacker to view files on the application server filesystem.

Affected products

• Siemens Polarion ALM: before 2304.0 — fixed in 2304.0

How to fix

Upgrade to a fixed version: Siemens Polarion ALM 2304.0. Check the vendor advisory for mitigations.

References

• https://cert-portal.siemens.com/productcert/pdf/ssa-632164.pdf
• https://cert-portal.siemens.com/productcert/pdf/ssa-632164.pdf

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