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Fencer Vulns
critical 9.9

CVE-2023-23645 json

WordPress MainWP Code Snippets Extension Plugin <= 4.0.2 - Subscriber+ Arbitrary PHP Code Injection/Execution Vulnerability

published 2024-05-17 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-27732

cvss
9.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits
0
none known

Summary

Improper Control of Generation of Code ('Code Injection') vulnerability in MainWP MainWP Code Snippets Extension allows Code Injection.This issue affects MainWP Code Snippets Extension: from n/a through 4.0.2.

Patch / fix

  • MainWP MainWP Code Snippets Extension 4.0.3

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.97% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.9 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected products

  • MainWP MainWP Code Snippets Extension

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.