CVE-2015-5623
CVE-2015-5623 is a medium-severity vulnerability in Wordpress with a CVSS 2.0 base score of 4.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.
Key facts
- Severity: Medium (CVSS 2.0 base score 4.0)
- EPSS exploit prediction: 9% (95th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-284
- Affected product: Wordpress
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2015-5623?
- 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.
- How severe is CVE-2015-5623?
- CVE-2015-5623 has a CVSS 2.0 base score of 4.0, rated medium severity.
- Is CVE-2015-5623 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2015-5623?
- CVE-2015-5623 primarily affects Wordpress. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2015-5623?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2015-5623 published?
- CVE-2015-5623 was published on 2015-08-03 and last updated on 2026-06-17.
References
- http://codex.wordpress.org/Version_4.2.3
- 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/
- https://wpvulndb.com/vulnerabilities/8111
Affected products (2)
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
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