What’s Vulnerable › Vulnerabilities

CVE-2025-67834

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-14 · updated 2026-06-17
• Weakness: CWE-79

Description

Paessler PRTG Network Monitor before 25.4.114 allows XSS by an unauthenticated attacker via the filter parameter.

Affected products

• Paessler PRTG: before 25.4.114.1032 — fixed in 25.4.114.1032

How to fix

Upgrade to a fixed version: Paessler PRTG 25.4.114.1032. Check the vendor advisory for mitigations.

References

• https://helpdesk.paessler.com/en/support/solutions/articles/76000087289-vulnerabilities-in-prtg-prior-v25-4-114-1032
• https://paessler.com

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