Content Blocks (Custom Post Widget): Cross-site scripting
Content Blocks (Custom Post Widget) 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
- Content Blocks (Custom Post Widget)
- Plugin slug
content-blocks- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Sep 17, 2024
This CVE was published Sep 17, 2024 and is one of 2 known issues for this plugin.
Update, patch or deactivate.
Update Content Blocks (Custom Post Widget) 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
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Johan van der Wijk Content Blocks (Custom Post Widget) custom-post-widget allows Stored XSS.This issue affects Content Blocks (Custom Post Widget): from n/a through <= 3.3.5.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
NVD vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N