CVE-2026-87901
published 2026-10-23CVE-2026-87901: Improper sanitization in the registration module allows reflected Cross-Site Scripting.
PriorityP338high8.3CVSS 3.0
AVNACLPRNUIRSUCHIHAL
EPSS
0.32%
25.3th percentile
Improper sanitization in the registration module allows reflected Cross-Site Scripting.
Affected
1 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| phpbb | phpbb | 3.3.0 – 3.3.18 | — |
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GHSA
Improper sanitization in the registration module allows reflected Cross-Site Scripting.
ghsa_unreviewed·2026-10-23
CVE-2026-87901 [HIGH] CWE-79 Improper sanitization in the registration module allows reflected Cross-Site Scripting.
Improper sanitization in the registration module allows reflected Cross-Site Scripting.
VulDB
phpBB up to 3.3.18 Registration cross site scripting
vuldb·2026-10-23·CVSS 8.3
CVE-2026-87901 [HIGH] phpBB up to 3.3.18 Registration cross site scripting
A vulnerability categorized as problematic has been discovered in phpBB up to 3.3.18. This vulnerability affects unknown code of the component Registration Module. The manipulation results in cross site scripting.
This vulnerability is known as CVE-2026-87901. It is possible to launch the attack remotely. No exploit is available.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-10-23
Published