CVE Catalog

CVE-2025-52097

MediumCVSS 5.4
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.30%

23th percentile - higher than 23% of all known CVEs

Summary

Cross Site Scripting vulnerability in InstantASP ltd InstantForum.NET v.4.1.4 allows an attacker to execute arbitrary code by reflecting un-sanitized input from query string parameters directly into the HTML response without proper output encoding.

Risk Assessment

The XSS vulnerability allows execution of malicious script in the user's browser, potentially leading to session theft, account takeover, or page content modification.

Recommendation

Upgrade InstantForum.NET to a non-vulnerable version or implement proper output encoding for query string parameters; consider a WAF as a temporary mitigation.

Related vulnerabilities

Original NVD description (English source)

Cross Site Scripting vulnerability in InstantASP ltd, InstantForum.NET v.4.1.4 allows an attacker to execute arbitrary code via reflecting un-sanitized input from query string parameters directly into the HTML response without proper output encoding

Vulnerability data from NVD (NIST) · CISA KEV · EPSS