CVE-2026-87971: If-So Dynamic Content WordPress plugin reflected XSS

CVE-2026-87971 · Severity: info · Published 2026-10-07

The If-So Dynamic Content WordPress plugin contains a reflected cross-site scripting (XSS) vulnerability in versions before 1.10.2 that allows attackers to execute arbitrary JavaScript in the browser of a logged-in administrator. An attacker can craft a malicious link that, when clicked by an admin user, injects and runs malicious code with the admin's privileges, potentially leading to account compromise or unauthorized site modifications.

Vendors: If-So.

Quick answers

Is CVE-2026-87971 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-87971 being exploited in the wild.
How severe is CVE-2026-87971?
Informational severity, published 7 October 2026.
Which products and versions are affected?
If-So Dynamic Content 1.4.4 through 1.10.1.
Is there a fix for CVE-2026-87971?
Yes: fixed in 1.10.2. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-87971 attacked?
It is attacked over the network, in a web application.
Am I affected by CVE-2026-87971?
Check whether you run If-So Dynamic Content at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • Fixed in: 1.10.2

Technical details

The vulnerability is a reflected XSS flaw in the 'message' parameter that fails to validate URL schemes before reflecting the value into a link on an admin page. The attack requires a logged-in WordPress administrator to click a crafted link, and successful exploitation allows arbitrary JavaScript execution in the admin's browser context.

Affected products

  • If-So Dynamic Content 1.4.4 through 1.10.1

Timeline

  • 2026-10-05: disclosed
  • 2026-10-07: advisory

References

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.