Multi Uploader for Gravity Forms: CSRF (request forgery)
Multi Uploader for Gravity Forms
CSRF (request forgery) in the Multi Uploader for Gravity Forms component. Threat level: Critical (CVSS 9.1).
Who is affected
This vulnerability affects: Multi Uploader for Gravity Forms. If you use this component on your site, check the version and update it as soon as possible.
How dangerous
Rating: Critical, CVSS 9.1 out of 10. Critical flaws are often exploited en masse within hours of disclosure.
What this flaw is
CSRF tricks a logged-in user into unknowingly performing an action (e.g. changing settings or creating an account) when they visit a crafted page.
Combined with an administrator account, it lets an attacker quietly change the site configuration or add their own access.
Score breakdown (CVSS vector)
What the CVSS 9.1 rating means in practice:
- The attack can be carried out remotely, over the internet.
- No login or account required.
- Requires no action from the victim.
- At risk: integrity (data can be altered), site availability.
Weakness class: CWE-862.
What to do
- Update the vulnerable component (Multi Uploader for Gravity Forms) to the latest version.
- If a patch is not out yet, temporarily disable the vulnerable element.
- Check whether the site has already been attacked: unusual files, new administrator accounts, redirects.
- Make a backup before you start making changes.
Does this flaw affect your site?
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