CVE-2026-87901
Summary
| CVE | CVE-2026-87901 |
|---|---|
| State | PUBLISHED |
| Assigner | hackerone |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-10-23 17:17:22 UTC |
| Updated | 2026-10-23 17:17:22 UTC |
| Description | Improper sanitization in the registration module allows reflected Cross-Site Scripting. |
Risk And Classification
Primary CVSS: v3.0 8.3 HIGH from [email protected]
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L
Problem Types: CWE-79 | CWE-79 CWE-79 Cross-site Scripting (XSS) - Reflected
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.0 | [email protected] | Secondary | 8.3 | HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L |
| 3.0 | CNA | DECLARED | 8.3 | HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L |
CVSS v3.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
RequiredScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
LowCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.phpbb.com/community/viewtopic.php | [email protected] | www.phpbb.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Aikido Security (aikido_security) (en)
There are currently no legacy QID mappings associated with this CVE.