SQL Injection in phpBB

CVE-2026-48613

SQL injection vulnerability in phpBB profile field migration due to improper handling of user-supplied profile field data during migration, allowing execution of arbitrary SQL queries. Only applies to phpBB forums that had been updated from versions prior to phpBB 3.3.8 and have not been updated to 3.3.11 or newer yet.

Vulnerability class: SQL Injection

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:L/A:L.

EPSS exploit prediction

EPSS: 0.003 (15.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-48613: held from 0.002 to 0.003.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-48613?
CVE-2026-48613 is a medium-severity vulnerability in phpBB, classified under SQL Injection. CVSS score: 5.9/10. Published 2026-06-12.
How severe is CVE-2026-48613?
Medium severity. CVSS v3 base score is 5.9 out of 10.