CVE-2019-16993
mediumpriority · track · 35EPSS 0.008 · 57 %ileEUUSEPSS · scored 2026-10-27
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–8.8
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (4)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- GHSA-vj3x-vfm4-hvxcphpBB Cross-Site Request Forgery (CSRF)2022-05-24ghsa · osvUS
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.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (17)
External citations — patches, advisories, analysis.
- https://github.com/phpbb/phpbb/commit/18abef716ecf42a35416444f3f84f5459d573789cnnvd
- https://lists.debian.org/debian-lts-announce/2019/09/msg00036.htmlcnnvd
- https://lists.debian.org/debian-lts-announce/2019/10/msg00006.htmlcnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-16993cnnvd
- https://vigilance.fr/vulnerability/phpBB-Cross-Site-Request-Forgery-via-Administration-Control-Panel-BBCode-30481cnnvd
- https://www.phpbb.com/community/viewtopic.php?t=2352606cnnvd
- https://www.phpbb.com/support/documents.php?mode=changelog&version=3#v317cnnvd
- https://github.com/phpbb/phpbb/commit/18abef716ecf42a35416444f3f84f5459d573789enisa_euvd
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