7.2High

CVE-2026-47366

phpBB phpBB Published: (5 months ago)

Description

Improper verification of access permissions when modifying permissions through the Administration Control Panel (ACP) allowed an authenticated administrator to grant permissions beyond the level authorized for their account, resulting in privilege escalation within the administrative interface.

Weakness (CWE): CWE-284

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
phpBB phpBB 3.3.0 – ≤ 3.3.16

References and patches