CVE-2025-39561 Marketing Fire, LLC CVE debrief

Who should care

Defenders and security teams responsible for WordPress installations using the LoginWP - Pro plugin, especially those with versions up to 4.0.8.5, should assess their exposure and consider necessary actions to mitigate the vulnerability.

Why it matters

CVE-2025-39561 is a Missing Authorization vulnerability in LoginWP - Pro that allows Accessing Functionality Not Properly Constrained by ACLs. Defenders should verify exposure, especially in WordPress installations using LoginWP - Pro versions up to 4.0.8.5, and consider updates or compensating controls. The vulnerability's impact requires verification from official sources, and its remediation priority depends on the environment's specific exposure and version in use.

• Verification of LoginWP - Pro version and exposure in the environment is necessary.
• Defenders need to assess and adjust ACLs for LoginWP - Pro functionality.
• Potential for unintended access to functionality exists if the vulnerability is not addressed.
• Remediation priority should be set based on the version in use and the environment's exposure.

Technical summary

The CVE-2025-39561 vulnerability is a Missing Authorization issue in the LoginWP - Pro plugin for WordPress, affecting versions from n/a through 4.0.8.5. This vulnerability allows for Accessing Functionality Not Properly Constrained by ACLs, potentially leading to unintended access to functionality.

Defensive priority

Defenders should prioritize verifying exposure in their environments, especially those using LoginWP - Pro plugin versions up to 4.0.8.5, and assess the need for updates or compensating controls.

Recommended defensive actions

• Verify the version of LoginWP - Pro in use and compare it to the affected versions (up to 4.0.8.5).
• Assess the exposure of the LoginWP - Pro plugin in your environment.
• Consider updating to a version of LoginWP - Pro that addresses the vulnerability, if available.
• Review and adjust ACLs for LoginWP - Pro functionality to ensure proper constraints.

Evidence notes

The CVE record and NVD entry provide details on the Missing Authorization vulnerability in LoginWP - Pro, allowing Accessing Functionality Not Properly Constrained by ACLs. The issue affects LoginWP - Pro from n/a through 4.0.8.5.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.