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CVE-2025-15591

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

MEDIUM
5.3
CVSS Score
Published: October 6, 2026 at 01:28 PM UTC
Updated: October 14, 2026 at 01:10 PM UTC
1 product affected across 1 vendorContent Management

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Content Management· Opentext
90%
20.3 ≤ v ≤ 25.220.3

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://support.opentext.com/csm?id=ot_kb_unauthenticated&sysparm_article=KB0874468

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMOpenText
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-79

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