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Vulnerability record · CVE-2023-46240 · published 31 October 2023

CVE-2023-46240: Codeigniter error message information leak vulnerability

Codeigniter · Codeigniter

CodeIgniter is a PHP full-stack web framework. Prior to CodeIgniter4 version 4.4.3, if an error or exception occurs, a detailed error report is displayed even if in the production environment. As a result, confidential information may be leaked. Version 4.4.3 contains a patch. As a workaround, replace `ini_set('display_errors', '0')` with `ini_set('display_errors', 'Off')` in `app/Config/Boot/production.php`.

7.5 CVSS 3.1 High EPSS 0.62% · top 52.3% CWE-209 · Error message information leak
7.5CVSS 3.1 base score
0.62%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

CodeIgniter is a PHP full-stack web framework. Prior to CodeIgniter4 version 4.4.3, if an error or exception occurs, a detailed error report is displayed even if in the production environment. As a result, confidential information may be leaked. Version 4.4.3 contains a patch. As a workaround, replace `ini_set('display_errors', '0')` with `ini_set('display_errors', 'Off')` in `app/Config/Boot/production.php`.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://codeigniter4.github.io/userguide/general/errors.html#error-reporting Product
https://github.com/codeigniter4/CodeIgniter4/commit/423569fc31e29f51635a2e59c89770333f0e7563 Patch
https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-hwxf-qxj7-7rfj Vendor Advisory
https://codeigniter4.github.io/userguide/general/errors.html#error-reporting Product
https://github.com/codeigniter4/CodeIgniter4/commit/423569fc31e29f51635a2e59c89770333f0e7563 Patch
https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-hwxf-qxj7-7rfj Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-46240), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.