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Fencer Vulns
high 8.8

CVE-2023-2636 json

AN_GradeBook <= 5.0.1 - Subscriber+ SQLi

published 2023-07-17 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-34102

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.9%
EPSS 6.9% chance of exploitation in 30 days, percentile 94%
public exploits
1
Exploit-DB

Summary

The AN_GradeBook WordPress plugin through 5.0.1 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by users with a role as low as subscriber

Timeline

  1. Published
  2. First public exploit (EDB-51632)

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

6.94% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-51632 WordPress Plugin AN_Gradebook 5.0.1 - SQLi webapps, 2023-07-28
  • wpscan.com https://wpscan.com/vulnerability/6a3bfd88-1251-4d40-b26f-62950a3ce0b5 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Unknown AN_GradeBook

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.