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Vulnerability record · CVE-2015-5623 · published 3 August 2015

CVE-2015-5623: Wordpress improper access control vulnerability

Wordpress · Wordpress

WordPress before 4.2.3 does not properly verify the edit_posts capability, which allows remote authenticated users to bypass intended access restrictions and create drafts by leveraging the Subscriber role, as demonstrated by a post-quickdraft-save action to wp-admin/post.php.

4.0 CVSS 2.0 Medium EPSS 7.7% · top 5.6% CWE-284 · Improper access control
4.0CVSS 2.0 base score
7.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
16References
17 Jun 2026Last modified by NVD

Description

WordPress before 4.2.3 does not properly verify the edit_posts capability, which allows remote authenticated users to bypass intended access restrictions and create drafts by leveraging the Subscriber role, as demonstrated by a post-quickdraft-save action to wp-admin/post.php.

AV:N/AC:L/Au:S/C:N/I:P/A:N

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://codex.wordpress.org/Version_4.2.3 PatchVendor Advisory
http://openwall.com/lists/oss-security/2015/07/23/18
http://www.debian.org/security/2015/dsa-3328
http://www.securityfocus.com/bid/76011
http://www.securitytracker.com/id/1033037
https://core.trac.wordpress.org/changeset/33357
https://wordpress.org/news/2015/07/wordpress-4-2-3/ PatchVendor Advisory
https://wpvulndb.com/vulnerabilities/8111
http://codex.wordpress.org/Version_4.2.3 PatchVendor Advisory
http://openwall.com/lists/oss-security/2015/07/23/18
http://www.debian.org/security/2015/dsa-3328
http://www.securityfocus.com/bid/76011
http://www.securitytracker.com/id/1033037
https://core.trac.wordpress.org/changeset/33357
https://wordpress.org/news/2015/07/wordpress-4-2-3/ PatchVendor Advisory
https://wpvulndb.com/vulnerabilities/8111

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Source: NIST National Vulnerability Database (record CVE-2015-5623), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.