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Fencer Vulns
high 7.5

CVE-2023-6063 in the critical feed json

WP Fastest Cache < 1.2.2 - Unauthenticated SQL Injection

published 2023-12-04 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-58320

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
73.7%
EPSS 73.7% chance of exploitation in 30 days, percentile 99.4%
public exploits
1
Metasploit, plus a Nuclei check

Summary

The WP Fastest Cache WordPress plugin before 1.2.2 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by unauthenticated users.

Patch / fix

  • Unknown WP Fastest Cache 1.2.2

Timeline

  1. First public exploit (Metasploit auxiliary/scanner/http/wp_fastest_cache_sqli)
  2. Published

Exploit prediction

73.71% chance of exploitation in the next 30 days, higher than 99.4% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Metasploit auxiliary/scanner/http/wp_fastest_cache_sqli WordPress WP Fastest Cache Unauthenticated SQLi (CVE-2023-6063) metasploit auxiliary, normal rank, 2023-11-14
  • Nuclei template WP Fastest Cache 1.2.2 - SQL Injection nuclei detection template
  • wpscan.com https://wpscan.com/vulnerability/30a74105-8ade-4198-abe2-1c6f2967443e referenced PoC, tagged "exploit" by a source, unverified
  • wpscan.com https://wpscan.com/blog/unauthenticated-sql-injection-vulnerability-addressed-in-wp-fastest-cache-1-2-2/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

  • Unknown WP Fastest Cache

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command
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.