CVE-2026-6433 (GCVE-0-2026-6433)

Vulnerability from cvelistv5 – Published: 2026-05-11 06:00 – Updated: 2026-05-11 16:25
VLAI Previdian
Title
Custom CSS JS PHP <= 2.0.7 - Unauthenticated SQL Injection to RCE
Summary
The Custom css-js-php WordPress plugin through 2.0.7 does not properly sanitize user input before using it in a SQL query, and the result is passed to eval(), allowing unauthenticated users to execute arbitrary PHP code on the server.
Severity
7.3 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-11 16:25 UTC
CWE
Assigner
References
URL Tags
https://wpscan.com/vulnerability/a0b1c059-e156-44… exploitvdb-entrytechnical-description
Impacted products
Vendor Product Version CPE status
Unknown Custom css-js-php Affected: 2.0.7 , ≤ 2.0.7 (semver)
guessed Create a notification for this product.
Credits
John Umoru WPScan
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: c5001898-671d-41c0-9115-d353c67d4a15

Vulnerability ID: CVE-2026-6433

Status: Confirmed

Status Updated: 2026-10-02 09:09 UTC

Exploited: Yes

Timestamps
First Seen: 2026-10-02
Asserted: 2026-10-02
Scope
Notes: Custom CSS JS PHP <= 2.0.7 - Unauthenticated SQL Injection to RCE | Affected: Custom css-js-php / Custom CSS JS PHP | CVSS: 7.3 (HIGH) | EPSS: 0.00807 | Used in malware: unknown | Not yet in CISA KEV: True
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: previdian

Details
Feed Previdian (previdian.com)
Title Custom CSS JS PHP <= 2.0.7 - Unauthenticated SQL Injection to RCE
Cve Id CVE-2026-6433
Vendor Custom css-js-php
Ghsa Id None
Product Custom CSS JS PHP
Added Date 2026-10-02T09:09:27.220Z
Cvss Score 7.3
Epss Score 0.00807
Previous Ids
Cvss Severity HIGH
Virtual Patch True
Cvss Estimated False
Epss Percentile 0.55306
Used In Malware unknown
Vulnerability Id CVE-2026-6433
Ahead Of Cisa Kev None
Not Yet In Cisa Kev True
References
Created: 2026-10-03 10:00 UTC | Updated: 2026-10-03 10:00 UTC
Show details on NVD website
To clipboard 

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