CVE-2026-47366: high-severity vulnerability in phpBB
Published
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.2epss 0.5%
exploitation probability
0.5%top 56% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Affected products
phpBB · phpBBRelated CVEs — phpBB
In the same product, most dangerous first.