Description
phpBB version 3.2.7 allows the stealing of an Administration Control Panel session id by leveraging CSRF in the Remote Avatar feature. The CSRF Token Hijacking leads to stored XSS
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 8 | phpbb3 | 3.0.12-5+deb8u4 | DLA-1942-2, DLA-1942-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | phpbb3 | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | phpbb3 | 3.0.12-1ubuntu0.1~esm1 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Packagist | phpbb/phpbb | < 3.2.8 | 3.2.8 | GHSA-6mh2-98gr-wv76 |
Advisories 2
- DLA-1942-2 phpbb3 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1942-1 phpbb3 - security update Debian Security (DSA / DLA) · Mar 9, 2026