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CVE-2020-15788

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-09-09 · updated 2026-06-17
• Weakness: CWE-80

Description

A vulnerability has been identified in Polarion Subversion Webclient (All versions). The Polarion subversion web application does not filter user input in a way that prevents Cross-Site Scripting. If a user is enticed into passing specially crafted, malicious input to the web client (e.g. by clicking on a malicious URL with embedded JavaScript), then JavaScript code can be returned and may then be executed by the user’s client. Various actions could be triggered by running malicious JavaScript code.

Affected products

• Siemens AG Polarion Subversion Webclient: all versions

References

• https://cert-portal.siemens.com/productcert/pdf/ssa-436520.pdf
• https://cert-portal.siemens.com/productcert/pdf/ssa-436520.pdf

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