CVE-2023-2495: 
WordPress vulnerability analysis and mitigation

The Greeklish-permalink WordPress plugin through version 3.3 contains a security vulnerability identified as CVE-2023-2495. The vulnerability was discovered by Jonas Höbenreich and publicly disclosed on June 19, 2023. This security issue affects the plugin's AJAX functionality, specifically in the cyrtransajaxold action, which lacks proper authorization and nonce checks (WPScan).

The vulnerability stems from improper implementation of authorization controls and nonce checks in the cyrtransajaxold AJAX action. The issue has been assigned a CVSS score of 5.3 (Medium) and is classified under CWE-269. It falls under the OWASP Top 10 category A2: Broken Authentication and Session Management (WPScan).

When exploited, this vulnerability allows unauthenticated and low-privilege users to modify post slugs in WordPress installations. The impact includes the ability to change permalinks from Greek characters to Latin characters without proper authorization (WPScan).

The vulnerability has been fixed in version 3.5 of the Greeklish-permalink plugin. Users are advised to update to this version or later to mitigate the security risk (WPScan).