WordPress plugin
Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 8 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical0
- High2
- Medium6
- Low0
All Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors vulnerabilities
- Medium6.4Authenticated (Subscriber+) Stored Cross-Site Scripting via display_name profile-sync into author term name
≤4.17.0Update to 4.18.0
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤4.17.0Update to 4.18.0
- Medium5.4Authenticated (Author+) Stored Cross-Site Scripting via 'profile_fields_user_email_value_prefix' Parameter
≤4.15.0Update to 4.16.0
- Medium5.3Missing Authorization
≤4.10.1Update to 4.11.0
- Medium4.3Missing Authorization
≤4.10.1Update to 4.11.0
- High8.8Authenticated (Contributor+) Local File Inclusion
≤4.7.5Update to 4.7.6
- Medium4.9Authenticated (Administrator+) SQL Injection
≤4.7.3Update to 4.7.4
- High8.8Insecure Direct Object Reference to Authenticated (Author+) Arbitrary User Email Update and Account Takeover
≤4.7.1Update to 4.7.2
Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors: common questions
Does Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors have known vulnerabilities?
Yes. VulnCrest Radar lists 8 known vulnerabilities in Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors: 2 high, 6 medium. None are known to affect version null.
How do I check which version of Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors vulnerability?
CVE-2026-111592, published Oct 30, 2026: Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors <= 4.17.0 - Authenticated (Subscriber+) Stored Cross-Site Scripting via display_name profile-sync into author term name. Severity: Medium (CVSS 6.4).
Is any Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors vulnerability listed in CISA KEV?
No. None of the known Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors vulnerabilities is currently listed in the CISA KEV catalog.