CVE-2023-5311

WP EXtra <= 6.2 - Missing Authorization to .htaccess File Modification

The WP EXtra plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the register() function in versions up to, and including, 6.2. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to modify the contents of the .htaccess files located in a site's root directory or /wp-content and /wp-includes folders and achieve remote code execution.

Affected

wpvncom · WP EXtra – One Click Optimize

CVSS v3.1 NVD

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

1.44% chance of exploitation in the next 30 days, 73rd percentile

Published

2023-10-25

Updated

2026-04-08

Proof-of-concept exploits (1)

• https://giongfnef.gitbook.io/giongfnef/cve/cve-2023-5311

Security advisories

• https://www.wordfence.com/threat-intel/vulnerabilities/id/87e3dd5e-0d77-4d78-8171-0beaf94…
• https://plugins.trac.wordpress.org/changeset/2977703/wp-extra

References

• CVE Record
• NVD entry