CVE-2025-15591 PUBLISHED

Cross-Site Scripting (XSS) vulnerability identified in OpenText™ Content Management

Assigner: OpenText
Reserved: 26.02.2026 Published: 06.10.2026 Updated: 06.10.2026

Cross-site Scripting (XSS) in the Forums feature of OpenText Content Management Content Server could allow a bad actor to inject malicious code into a Forums web page.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS Score: 5.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	Passive

CVSS 4.0

Product Status

Vendor	OpenText
Product	Content Management
Versions	Default: unaffected affected from 20.3 to 25.2 (incl.)

Credits

Troy Fisher, IBM X-Force Red finder

References

https://support.opentext.com/csm?id=ot_kb_unauthenticated&sysparm_article=KB0874468

Problem Types

CWE-79 Improper neutralization of input during web page generation ('cross-site scripting') CWE

Impacts

CAPEC-63 Cross-Site Scripting (XSS)