What is CVE-2022-40833?

CVE-2022-40833 is a critical-severity vulnerability in Codeigniter, classified under SQL Injection. CVSS score: 9.8/10. Published 2022-10-07.

How severe is CVE-2022-40833?

Critical severity. CVSS v3 base score is 9.8 out of 10.

SQL Injection in Codeigniter

CVE-2022-40833

B.C. Institute of Technology CodeIgniter <=3.1.13 is vulnerable to SQL Injection via system\database\DB_query_builder.php or_where_in() function. Note: Multiple third parties have disputed this as not a valid vulnerability.

Vulnerability class: SQL Injection

Published 2022-10-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (63.6th percentile), scored 2026-10-05.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.011 · change: +0.001

Affected products

Codeigniter — versions 3.0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

github.com/726232111/CodeIgniter3.1.13-SQL-Inject/blob/main/README.md (Exploit, Third Party Advisory)
github.com/bcit-ci/CodeIgniter/issues/6161

Frequently asked questions

What is CVE-2022-40833?: CVE-2022-40833 is a critical-severity vulnerability in Codeigniter, classified under SQL Injection. CVSS score: 9.8/10. Published 2022-10-07.
How severe is CVE-2022-40833?: Critical severity. CVSS v3 base score is 9.8 out of 10.