CVE-2019-16993
phpBB Cross-Site Request Forgery (CSRF)
8.8
HIGH
CVSS 3.1
EPSS 0.22%
Description
In phpBB before 3.1.7-PL1, includes/acp/acp_bbcodes.php has improper verification of a CSRF token on the BBCode page in the Administration Control Panel. An actual CSRF attack is possible if an attacker also manages to retrieve the session id of a reauthenticated administrator prior to targeting them.
How to fix CVE-2019-16993
To remediate CVE-2019-16993, upgrade the affected package to a fixed version below.
- —upgrade to 3.1.7-PL1 or later
Is CVE-2019-16993 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.1.7-PL1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |