CVE-2026-39744: WC Lovers WCFM Membership stored cross-site scripting

CVE-2026-39744 · Severity: high · CVSS 7.1 · Published 2026-11-06

WCFM Membership is a WordPress plugin that enables multivendor marketplace functionality for WooCommerce stores. The plugin contains a stored cross-site scripting vulnerability that allows attackers to inject malicious scripts into web pages, potentially stealing customer data or hijacking accounts. A user interaction or elevated privilege is required to exploit this vulnerability.

Technologies: WC Lovers WCFM Membership. Vendors: WC Lovers.

Quick answers

Is CVE-2026-39744 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-39744 being exploited in the wild.
How severe is CVE-2026-39744?
High severity, with a CVSS score of 7.1, published 6 November 2026.
Which products and versions are affected?
WC Lovers WCFM Membership through 2.12.0.
Is there a fix for CVE-2026-39744?
Yes: fixed in 2.12.1. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-39744 attacked?
It is attacked over the network.
Am I affected by CVE-2026-39744?
Check whether you run WC Lovers WCFM Membership 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: 2.12.1

Technical details

A stored XSS vulnerability exists in WCFM Membership versions up to 2.12.0 due to improper neutralization of user input during web page generation. The vulnerability can be exploited by unauthenticated users with user interaction, or by attackers with lower privileges. Injected scripts persist on the affected site and execute when other users view the compromised content.

Affected products

  • WC Lovers WCFM Membership through 2.12.0

Timeline

  • 2026-11-06: disclosed
  • 2026-11-04: advisory: Patchstack advisory published

References

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