GHSA-w8fq-xgvh-cxc2 Silverstripe Forum Module CSRF Vulnerability
Attackers can bypass CSRF protections to create members, post spam, or trick moderators into moving topics via crafted URLs.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is GHSA-w8fq-xgvh-cxc2?
GHSA-w8fq-xgvh-cxc2 is a vulnerability in silverstripe/forum, published on 23 May 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A number of form actions in the Forum module are directly accessible. A malicious user (e.g. spammer) can use GET requests to create Members and post to forums, bypassing CSRF and anti-spam measures.
Additionally, a forum moderator could be tricked into clicking a specially crafted URL, resulting in a topic being moved.
Thanks to Michael Strong for discovering.
Which versions are affected by GHSA-w8fq-xgvh-cxc2?
4 open source packages ship an affected version, including silverstripe/forum.
| Package | Affected | Fixed in |
|---|---|---|
silverstripe/forum Packagist | All versions | 0.6.2 |
silverstripe/forum Packagist | All versions | 0.6.2 |
silverstripe/forum Packagist | From 0.7.0 | 0.7.4 |
silverstripe/forum Packagist | From 0.7.0 | 0.7.4 |
How do I fix GHSA-w8fq-xgvh-cxc2?
Upgrade silverstripe/forum to a fixed version for your release line: 0.6.2 or 0.7.4.
Is GHSA-w8fq-xgvh-cxc2 being exploited?
There is no known exploitation of GHSA-w8fq-xgvh-cxc2 in the wild and no public exploit code.