Unauthorized Data Modification in WP EXtra by WordPress
CVE-2023-5311

8.8HIGH

Key Information:

Vendor

WordPress
Status
WP Extra
Vendor
CVE Published:
25 October 2023

What is CVE-2023-5311?

The WP EXtra plugin for WordPress suffers from a significant vulnerability due to a lack of proper capability checks in the register() function. This flaw affects versions up to and including 6.2 and allows authenticated users with subscriber-level permissions and above to alter the contents of the site's .htaccess files, located in the root directory and the /wp-content and /wp-includes folders. Such modifications can lead to remote code execution, posing serious risks to website integrity and security.

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Affected Version(s)

WP EXtra * <= 6.2

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://giongfnef.gitbook.io/giongfnef/cve/cve-2023-5311
https://plugins.trac.wordpress.org/changeset/2977703/wp-e...

EPSS Score

6% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

GiongfNef
JSON
.