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Vulnerability record · CVE-2025-9208 · published 19 February 2026

CVE-2025-9208: Opentext web site management server cross-site scripting vulnerability

Opentext · Web Site Management Server

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in OpenText™ Web Site Management Server allows Stored XSS. The vulnerability could execute malicious scripts on the client side when the download query parameter is removed from the file URL, allowing attackers to compromise user sessions and data. This issue affects Web Site Management Server: 16.7.X, 16.8, 16.8.1.

7.5 CVSS 4.0 High EPSS 0.21% · top 90.0% CWE-79 · Cross-site scripting
7.5CVSS 4.0 base score
0.21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in OpenText™ Web Site Management Server allows Stored XSS. The vulnerability could execute malicious scripts on the client side when the download query parameter is removed from the file URL, allowing attackers to compromise user sessions and data. This issue affects Web Site Management Server: 16.7.X, 16.8, 16.8.1.

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:N/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://support.opentext.com/csm/en?id=ot_kb_unauthenticated&sysparm_article=KB0854844 Vendor Advisory
https://github.com/MarioTesoro/vulnerability-research/blob/main/CVE-2025-9208/README.md Exploit

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-9208), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.