CVE-2024-29904
CodeIgniter4 Language class DoS Vulnerability
CodeIgniter is a PHP full-stack web framework A vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server. Upgrade to v4.4.7 or later.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
CodeIgniter4 Language class DoS Vulnerability
CodeIgniter is a PHP full-stack web framework A vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server. Upgrade to v4.4.7 or later.
- Record
CVE-2024-29904- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-835
- Updated
- 2026-11-02
EUVDEUVD-2024-0802
CodeIgniter is a PHP full-stack web framework A vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server. Upgrade to v4.4.7 or later.
- Record
EUVD-2024-0802- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-39fp-mqmm-gxj6
CodeIgniter4 DoS Vulnerability
Impact
A vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server.
Patches
Upgrade to v4.4.7 or later. See upgrading guide.
Workarounds
- Disabling Auto Routing prevents a known attack vector in the framework.
- Do not pass invalid values to the
lang()function orLanguageclass.
References
- Record
GHSA-39fp-mqmm-gxj6- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-674, CWE-835
- Updated
- 2026-11-02
NVD
CodeIgniter is a PHP full-stack web framework A vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server. Upgrade to v4.4.7 or later.
- Record
CVE-2024-29904- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-835, CWE-674
- Updated
- 2026-11-02
OSV
CodeIgniter4 Language class DoS Vulnerability
CodeIgniter is a PHP full-stack web framework A vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server. Upgrade to v4.4.7 or later.
- Record
CVE-2024-29904- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-835
- Updated
- 2026-11-02
OSVGHSA-39fp-mqmm-gxj6
CodeIgniter4 DoS Vulnerability
Impact
A vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server.
Patches
Upgrade to v4.4.7 or later. See upgrading guide.
Workarounds
- Disabling Auto Routing prevents a known attack vector in the framework.
- Do not pass invalid values to the
lang()function orLanguageclass.
References
- Record
GHSA-39fp-mqmm-gxj6- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-674, CWE-835
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
codeigniter4/frameworkPackagist |
before 4.4.7 | 4.4.7 |
codeigniter4/frameworkPackagist |
before 4.4.7, plus listed versions 4.0.04.0.0-rc.4v4.0.0-alpha.3v4.0.0-alpha.4v4.0.0-alpha.5 Show 45 moreShow lessv4.0.0-beta.1v4.0.0-beta.2v4.0.0-beta.3v4.0.0-beta.4v4.0.0-rc.1v4.0.0-rc.2v4.0.0-rc.2.1v4.0.0-rc.3v4.0.1v4.0.2v4.0.3v4.0.4v4.0.5v4.1.0v4.1.1v4.1.2v4.1.3v4.1.4v4.1.5v4.1.6v4.1.7v4.1.8v4.1.9v4.2.0v4.2.1v4.2.10v4.2.11v4.2.12v4.2.2v4.2.3v4.2.4v4.2.5v4.2.6v4.2.7v4.2.8v4.2.9v4.3.0v4.3.1v4.3.2v4.3.3v4.3.4v4.3.5v4.3.6v4.3.7v4.3.8 |
4.4.7 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-29904 is a high vulnerability (CVSS 7.5) in Codeigniter, published March 29, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.77%, the 55th percentile. Fixed in codeigniter4/framework 4.4.7.
References
github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-39fp-mqmm-gxj6
nvd.nist.gov/vuln/detail/CVE-2024-29904
Left out here: 7 versions. The JSON record has them.