Vulnerability · Published May 30, 2023 · Assigned by WPScan
CVE-2023-2023Custom 404 Pro < 3.7.3 - Reflected Cross-Site Scripting
Medium 6.1
In plain English
A medium-severity security flaw in Custom 404 Pro from Unknown. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 77% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei, public proof-of-concept code.
Severity (CVSS 3.1)6.1Medium
Exploit odds (30 days)1.7%top 22.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack tooling2Nuclei, Public PoC
Official description
The Custom 404 Pro WordPress plugin before 3.7.3 does not escape some URLs before outputting them in attributes, leading to Reflected Cross-Site Scripting.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Custom 404 Pro | 0 – before 3.7.3 |
References
- https://wpscan.com/vulnerability/8859843a-a8c2-4f7a-8372-67049d6ea317 exploit, vdb-entry, technical-description