The Co-Authors Plus plugin for WordPress is vulnerable to sensitive information disclosure via the /wp/v2/coauthors REST API input in versions 3.5 and 3.5.1. This is due to insufficient capability checking that allows unauthorized users to access the endpoint and retrieve guest authors email addresses.
This vulnerability is a high severity with CVSS 7.5 Vulnerability issue affecting the Plugin Co-Authors Plus. It affects 3.5 through 3.5.1 and is fixed in 3.5.2.
Use the related hub and response guides to connect this vulnerability report with patch validation, scanner checks, and site hardening work.
Open the grouped hub for related CVEs, affected ranges, severity mix, and patch coverage.
Check access, XML-RPC exposure, backup readiness, and monitoring after patching.
Use containment, evidence capture, remediation, and validation steps when exploit risk is high.
the tracked vulnerability is tracked for the Plugin Co-Authors Plus as high severity with CVSS 7.5. The affected range is 3.5 through 3.5.1. Update Co-Authors Plus to 3.5.2 or newer where that version is compatible with the site.
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This report uses the upstream feed identifier because a CVE has not been attached to the record yet.
Affected version data gives operators a concrete comparison point against installed WordPress software.
A fixed version is present, so the page can answer update and remediation intent directly.
External references are available for source validation, advisory review, and incident notes.
Use these checks when converting this record into a patch ticket, incident note, or risk acceptance decision.
Inventory the installed Plugin package and compare its version with 3.5 through 3.5.1.
Confirm Co-Authors Plus is updated to 3.5.2 or newer.
Review references and CVSS vector details for exploitability, authentication requirements, and exposure path.
After patching, re-run vulnerability monitoring and keep the related plugin or theme hub under review for follow-up CVEs.
| Software Type | Plugin |
|---|---|
| Software Slug |
co-authors-plus
View on wordpress.org
|
| CVE | No linked CVE entry. |
| Patched Versions |
3.5.2
|
| Affected Versions |
3.5 through 3.5.1
|
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