LifterLMS PayPal: Cross-site scripting
LifterLMS PayPal is affected by cross-site scripting. Exposure depends on how the affected operation is made reachable by the site. Injected script can execute in the affected site's origin when the vulnerable output is viewed.
- Component
- LifterLMS PayPal
- Plugin slug
lifterlms- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- May 02, 2022
This CVE was published May 02, 2022 and is one of 16 known issues for this plugin.
Update, patch or deactivate.
Update LifterLMS PayPal to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The LifterLMS PayPal WordPress plugin before 1.4.0 does not sanitise and escape some parameters from the payment confirmation page before outputting them back in the page, leading to a Reflected Cross-Site Scripting issue
NVD vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N