WordPress security changelog
MEDIUM CVE-2025-24810 Deferred

Simple Image Sizes: Cross-site scripting

Simple Image Sizes 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.

CVE / CNA score 4.8 CVSS 3.0 · vultures@jpcert.or.jp
NVD score Pending NVD has not published its own CVSS assessment.
Component
Simple Image Sizes
Plugin slug
simple-image-sizes
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Jan 28, 2025
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Jan 28, 2025 and is one of 1 known issue for this plugin.

Update, patch or deactivate.

Update Simple Image Sizes 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

Cross-site scripting vulnerability exists in Simple Image Sizes 3.2.3 and earlier. If this vulnerability is exploited, an arbitrary script may be executed on the web browser of the user who is logging in to the product with the administrative privilege and accessing the settings screen.

CVE / CNA vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Primary and upstream sources