CVE-2026-87901: high-severity vulnerability in phpBB
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.3epss 0.3%
Improper sanitization in the registration module allows reflected Cross-Site Scripting.
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L
Affected products
phpBB · phpBBRelated CVEs — phpBB
In the same product, most dangerous first.