CVE-2026-66617

MEDIUM 6.5

WordPress PublishPress Series plugin <= 3.1.3 - Cross Site Scripting (XSS) vulnerability

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

Contributor Cross Site Scripting (XSS) in PublishPress Series <= 3.1.3 versions.

CWE	CWE-79
Vendor	publishpress
Product	publishpress series
Published	Sep 17, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

PublishPress / PublishPress Series

n/a ≤ 3.1.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/organize-series/vulnerability/wordpress-publishpress-series-plugin-3-1-3-cross-site-scripting-xss-vulnerability?_s_id=cve

Credits

Nixxies | Patchstack Bug Bounty Program