phpBB Cross-Site Request Forgery (CSRF)
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.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | phpbb/phpbb | < 3.1.7-PL1 | 3.1.7-PL1 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2019-16993
- https://github.com/phpbb/phpbb/commit/18abef716ecf42a35416444f3f84f5459d573789
- https://github.com/phpbb/phpbb-app
- https://lists.debian.org/debian-lts-announce/2019/09/msg00036.html
- https://lists.debian.org/debian-lts-announce/2019/10/msg00006.html
- https://www.phpbb.com/community/viewtopic.php?t=2352606
- https://www.phpbb.com/support/documents.php?mode=changelog&version=3#v317
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-352- Platform
- Composer
- Package
phpbb/phpbb- Disclosed
- 24.05.2022
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-vj3x-vfm4-hvxc - CC BY 4.0
Vulnerability history: phpbb/phpbb
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 16
- First → latest
- 05.2022 05.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 8
- Medium 8
Disclosures per year
- 2022: 14
- 2023: 1
- 2024: 0
- 2025: 0
- 2026: 1
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phpBB Cross-Site Request Forgery (CSRF) this entry
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