Vulnerability Analysis
Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors <= 4.15.0 - Authenticated (Author+) Stored Cross-Site Scripting via 'profile_fields_user_email_value_prefix' Parameter
CVE-2026-85657
The Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘profile_fields_user_email_value_prefix’ parameter in all versions up to, and including, 4.15.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user clicks on a link.
Cross-Site Scripting (XSS)
No Active Exploit Signals
CVSS Base Score
5.4
MEDIUM
Exploitability:2.3
Impact Score:2.8
Temporal Score:-
EPSS:0.14%
Threat Intelligence Signals
CISA KEV
No
KEV Date Added
—
Ransomware Use
—
KEV Due Date
—
VulnCheck In-the-Wild
No
Nuclei Template
No
EPSS Score
0.138%
EPSS Percentile
3.5th pct
GHSA ID
GitHub Severity
MODERATE
SSVC Exploitation
None
SSVC Automatable
No
Vulnerability Class
Cross-Site Scripting (XSS)
Identity & Timeline
| Status | - |
| Assigning Authority | - |
| Discovered Via | - |
| Record Completeness | - |
| CVSS Version / Source | - |
| Reserved | - |
| Published | - |
| Patch Date (date_public) | - |
| Exploit DB Date | - |
| First GitHub PoC Date | - |
| Last Updated | - |
| Time to Patch (Days to fix) | - |
| Exploit Release Gap | - |
| PoC Release Gap | - |
| Exploit DB References | None identified |
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| No affected products specified. | ||
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