CVE-2023-6645

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

The Post Grid Combo – 36+ Gutenberg Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the custom JS parameter in all versions up to, and including, 2.2.64 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor access or higher to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

No affected versions have been published.

Timeline

Published: Jan 11, 2024
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2023

CVE-2023-66465.4A vulnerability classified as problematic has been found in linkding 1.23.0. Affected is an unknown function. The manipulation of the argume CVE-2023-66479.8A vulnerability, which was classified as critical, has been found in AMTT HiBOS 1.0. Affected by this issue is some unknown functionality. T CVE-2023-66489.8A vulnerability, which was classified as critical, was found in PHPGurukul Nipah Virus Testing Management System 1.0. This affects an unknow CVE-2023-66496.1A vulnerability has been found in PHPGurukul Teacher Subject Allocation Management System 1.0 and classified as problematic. This vulnerabil CVE-2023-66506.1A vulnerability was found in SourceCodester Simple Invoice Generator System 1.0 and classified as problematic. This issue affects some unkno CVE-2023-66519.8A vulnerability was found in code-projects Matrimonial Site 1.0. It has been classified as critical. Affected is an unknown function of the CVE-2023-66529.8A vulnerability was found in code-projects Matrimonial Site 1.0. It has been declared as critical. Affected by this vulnerability is the fun CVE-2023-66534.3A vulnerability was found in PHPGurukul Teacher Subject Allocation Management System 1.0. It has been rated as problematic. Affected by this CVE-2023-66548.8A vulnerability classified as critical was found in PHPEMS 6.x/7.x/8.x/9.0. Affected by this vulnerability is an unknown functionality in th CVE-2023-66559.8A vulnerability, which was classified as critical, has been found in Hongjing e-HR 2020. Affected by this issue is some unknown functionalit CVE-2023-66567.5** UNSUPPORTED WHEN ASSIGNED ** A vulnerability was found in DeepFaceLab pretrained DF.wf.288res.384.92.72.22. It has been rated as critical CVE-2023-66579.8A vulnerability classified as critical has been found in SourceCodester Simple Student Attendance System 1.0. This affects an unknown part o