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🛡️ CVE-2023-46240 — codeigniter

🟠 CVSS 8.0 — High ✅ No Known Exploit CWE-209 OSV
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

CodeIgniter4 vulnerable to information disclosure when detailed error report is displayed in production environment

Impact

If an error or exception occurs in CodeIgniter4 v4.4.2 and earlier, a detailed error report is displayed even if in the production environment. As a result, confidential information may be leaked.

Patches

Upgrade to v4.4.3 or later. See [upgrading guide](https://codeigniter4.github.io/userguide/installation/upgrade_443.html).

Workarounds

Replace ini_set('display_errors', '0') with ini_set('display_errors', 'Off') in app/Config/Boot/production.php.

For more information

If you have any questions or comments about this advisory:

  • Open an issue in [codeigniter4/CodeIgniter4](https://github.com/codeigniter4/CodeIgniter4/issues)
  • Email us at [SECURITY.md](https://github.com/codeigniter4/CodeIgniter4/blob/develop/SECURITY.md)

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity none, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

  • Attack vector: Network — reachable from anywhere that can route to the service.
  • Attack complexity: Low — the attack works reliably, with no preparation.
  • Privileges required: None — an unauthenticated stranger can try it.
  • User interaction: None — nobody has to be tricked into anything.
  • Scope: Unchanged — the damage stays inside the vulnerable component.
  • Confidentiality impact: High — total loss, or loss the attacker controls.
  • Integrity impact: None.
  • Availability impact: None.

Weakness class

CVE-2023-46240 is classified as CWE-209: Information Exposure Through an Error Message. Error output includes internal detail such as paths, queries or stack traces that assists an attacker.

Affected software

CVE-2023-46240 is recorded against 2 packages.

  • codeigniter
  • codeigniter4/framework (fixed in 4.4.3)

Timeline and source

Published on 6 March 2024 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. A vendor advisory or fix has been published. Record sourced from OSV.

References

codeigniter4.github.io (Web)
github.com (Web)
github.com (Web)

Other advisories for this package

codeigniter has other advisories on record. If you are patching this one, these are worth checking on the same host:

Same weakness in other software

These advisories are the same class of weakness (CWE-209: Information Exposure Through an Error Message) in other software:

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE CWE-209
Public Exploit ✅ No
Source OSV
Published 2024-03-06
Updated 2026-08-20
Modified 2026-06-17

Affected Packages

Software From version Fixed in
codeigniter — —
codeigniter4/framework — 4.4.3

Similar Threats

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

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