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CVE-2026-87901 Details
Description
Improper sanitization in the registration module allows reflected Cross-Site Scripting.
A reflected cross-site scripting vulnerability has been identified in the phpBB registration module due to improper input sanitization. This issue allows attackers to inject malicious scripts that are executed in the context of the user's browser.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 23, 2026Exploitation: NoneAutomatable: NoTechnical Impact: Partial
CISA-ADP
Assessed Nov 2, 2026Exploitation: NoneAutomatable: NoTechnical Impact: Total
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.phpbb.com/community/viewtopic.php?t=2675305 | [email protected] | Content WallVendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Registration module | All versions |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Nov 2, 2026 | CVE Modified | CISA-ADP |
| Oct 23, 2026 | New CVE Received | [email protected] |