WordPress security changelog
MEDIUM CVE-2021-24597 Modified

You Shang: Cross-site scripting

You Shang 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 5.4 CVSS · contact@wpscan.com
NVD score 5.4 CVSS 3.1 · nvd@nist.gov
Component
You Shang
Plugin slug
you-shang
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Sep 20, 2021
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Sep 20, 2021 and is one of 1 known issue for this plugin.

Update, patch or deactivate.

Update You Shang 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 You Shang WordPress plugin through 1.0.1 does not escape its qrcode links settings, which result into Stored Cross-Site Scripting issues in frontend posts and the plugins settings page depending on the payload used

NVD vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Primary and upstream sources