CVE-2023-6731: wp show posts Access Control Flaw — Fix

Description

The WP Show Posts plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on multiple AJAX functions in all versions up to, and including, 1.1.5. This makes it possible for authenticated attackers, with subscriber access and above, to view arbitrary post metadata, list posts, and view terms and taxonomies.

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CVSS v3.1 Score

4.3

MEDIUM

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

Weakness Type (CWE)

CWE-285 CWE-285

CWE-862 Missing Authorization

Affected Products

Vendor	Product	Versions
generatepress	wp_show_posts	< 1.1.6

References

Advisories & Patches

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3071911%40wp-show-posts%2Ftrunk&old=3041416%40wp-show-posts%2Ftrunk&sfp_email=&sfph_mail= https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3071911%40wp-show-posts%2Ftrunk&old=3041416%40wp-show-posts%2Ftrunk&sfp_email=&sfph_mail=

Other References

https://www.wordfence.com/threat-intel/vulnerabilities/id/e6bb3680-0623-4633-971e-3bc4a52dfad3?source=cve https://www.wordfence.com/threat-intel/vulnerabilities/id/e6bb3680-0623-4633-971e-3bc4a52dfad3?source=cve

Frequently Asked Questions

What is CVE-2023-6731? +

The WP Show Posts plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on multiple AJAX functions in all versions up to, and including, 1.1.5. This makes it possible for authenticated attackers, with subscriber access and above, to view arbitrary post metadata, list posts, and view terms and taxonomies. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2023-6731? +

CVE-2023-6731 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2023-6731? +

CVE-2023-6731 affects products from generatepress, specifically: wp_show_posts. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-6731? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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