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PatchSiren cyber security CVE debrief

CVE-2026-39561 WP Chill CVE debrief

A Missing Authorization vulnerability was discovered in the Revive.so plugin for WordPress, affecting versions from n/a through 2.0.7. This issue, tracked as CVE-2026-39561, has a CVSS score of 5.3 and is classified as MEDIUM severity. The vulnerability is related to Exploiting Incorrectly Configured Access Control Security Levels. The CVE record was published on 2026-04-08T09:16:27.210Z and last modified on 2026-07-24T21:10:00.143Z. The NVD entry is currently Deferred. Limited information is available about the specific details of the vulnerability and its potential impact. Administrators and security teams should review access control configurations and monitor for suspicious activity. Consider implementing additional security measures such as Web Application Firewalls (WAFs) to detect and prevent exploitation attempts.

Vendor
WP Chill
Product
Revive.so
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-08
Original CVE updated
2026-07-24
Advisory published
2026-04-08
Advisory updated
2026-07-24

Who should care

Administrators and security teams responsible for WordPress sites using the Revive.so plugin should be aware of this vulnerability and take necessary actions to mitigate potential risks.

Technical summary

The CVE-2026-39561 vulnerability in Revive.so plugin for WordPress is caused by a Missing Authorization issue. This allows attackers to exploit incorrectly configured access control security levels. The vulnerability has been assigned a CVSS score of 5.3, indicating medium severity. The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Defensive priority

Medium priority should be given to patching or mitigating this vulnerability, as it could potentially lead to unauthorized actions on affected WordPress sites.

Recommended defensive actions

  • Apply the latest patch or update for the Revive.so plugin to version 2.0.7 or later.
  • Review and adjust access control configurations for the plugin to ensure proper authorization levels.
  • Monitor WordPress site logs for any suspicious activity related to the Revive.so plugin.
  • Consider implementing additional security measures such as Web Application Firewalls (WAFs) to detect and prevent exploitation attempts.

Evidence notes

The CVE record was published on 2026-04-08T09:16:27.210Z and last modified on 2026-07-24T21:10:00.143Z. The NVD entry is currently Deferred. Limited information is available about the specific details of the vulnerability and its potential impact.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-39561 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-39561

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-39561 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-39561

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

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.