Is CVE-2026-39743 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-39743 being exploited in the wild.

How severe is CVE-2026-39743?

Medium severity, with a CVSS score of 5.3, published 3 November 2026.

Which products and versions are affected?

WC Lovers WCFM Membership through 2.12.0.

Is there a fix for CVE-2026-39743?

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-2026-39743 attacked?

It is attacked over the network, in a web application.

Am I affected by CVE-2026-39743?

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.

CVE-2026-39743: WC Lovers WCFM Membership broken access control

CVE-2026-39743 · Severity: medium · CVSS 5.3 · Published 2026-11-03

WCFM Membership is a WordPress plugin for managing multi-vendor marketplace memberships. A broken access control flaw allows unauthenticated users to view pages or perform actions they should not have permission to access, potentially exposing sensitive membership data.

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

Quick answers

Is CVE-2026-39743 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-39743 being exploited in the wild.
How severe is CVE-2026-39743?: Medium severity, with a CVSS score of 5.3, published 3 November 2026.
Which products and versions are affected?: WC Lovers WCFM Membership through 2.12.0.
Is there a fix for CVE-2026-39743?: 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-2026-39743 attacked?: It is attacked over the network, in a web application.
Am I affected by CVE-2026-39743?: 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

The plugin fails to properly enforce authorization checks, allowing unauthenticated attackers to bypass access controls via the network. This is a broken access control vulnerability affecting administrative or restricted functionality, with no authentication required to exploit it.

Affected products

WC Lovers WCFM Membership through 2.12.0

Timeline

2026-11-03: disclosed
2026-11-03: advisory

References

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