CakePHP allows remote attackers to spoof their IP
CVE-2016-4793GHSA-j8p3-8m69-2hqq
What to do
Vendor fix available. Upgrade each affected package to the fixed version on its release line (cakephp/cakephp 3.2.5, 3.1.12, 3.0.17, 2.8.2, 2.7.11, 2.6.13), redeploy, then verify what is actually installed.
This page has no inventory attached, so it cannot say whether you are affected. A vendor fix is not proof that your deployment is fixed.
Affected packages
Packagist cakephp/cakephp
- Affected
- >= 1.2.0, < 2.6.13>= 2.7.0-rc1, < 2.7.11>= 2.8.0-rc1, < 2.8.2>= 3.0.0-rc1, < 3.0.17>= 3.1.0-beta1, < 3.1.12>= 3.2.0-rc1, < 3.2.5
- Fixed in
- 2.6.13, 2.7.11, 3.2.5, 3.1.12, 3.0.17, 2.8.2
Sources
- GitHub Advisory Database and maintainer security advisories on GitHub
GitHub-reviewed advisory GHSA-j8p3-8m69-2hqq lists affected ranges: Packagist cakephp/cakephp >=1.2.0 =2.7.0-rc1 =2.8.0-rc1 =3.0.0-rc1 =3.1.0-beta1 =3.2.0-rc1 <3.2.5
VerifiedObserved Structured GitHub Advisory Database record (type=reviewed) from the GitHub REST API.
Severity and exploitation
- Exploitation
- No confirmed exploitation recorded. Patch Next marks exploitation only from CISA KEV.
- CVSS
- 7.5 · CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- CVE-2016-4793: 5.15% estimated exploitation activity in the next 30 days; percentile 92.43 (FIRST EPSS, 2026-11-03). This is a model estimate, not proof of exploitation or customer exposure.
Source description
As published by the source; long descriptions are shortened.
The clientIp function in CakePHP 3.2.4 and earlier allows remote attackers to spoof their IP via the CLIENT-IP HTTP header.
Dates and revisions
- Published by the source
- Last modified by the source
- Source last checked
- Revision 1 · created ·
Published from ghsa record GHSA-j8p3-8m69-2hqq
Agent brief
Preview the exact text before you copy it. Commands are read-only suggestions; review them before running anything.
# Patch Next advisory brief: CVE-2016-4793 Advisory: CakePHP allows remote attackers to spoof their IP IDs: CVE-2016-4793, GHSA-j8p3-8m69-2hqq Record: https://patchnext.com/advisories/cve-2016-4793 (revision 1, source checked 26 Oct 2026, 14:05 UTC) Inventory: none attached. This brief comes from a public page and does not say whether any deployment is affected. Severity: High (CVSS 7.5) Exploitation: no confirmed exploitation recorded. Patch Next confirms exploitation only from CISA KEV. Vendor response: Vendor fix available; fixed versions by package: cakephp/cakephp 3.2.5, 3.1.12, 3.0.17, 2.8.2, 2.7.11, 2.6.13. A vendor fix does not mean a deployment is fixed. ## Affected components - Packagist cakephp/cakephp: affected >= 1.2.0, < 2.6.13; >= 2.7.0-rc1, < 2.7.11; >= 2.8.0-rc1, < 2.8.2; >= 3.0.0-rc1, < 3.0.17; >= 3.1.0-beta1, < 3.1.12; >= 3.2.0-rc1, < 3.2.5; fixed in 2.6.13, 2.7.11, 3.2.5, 3.1.12, 3.0.17, 2.8.2 ## Suggested inspection (read-only) - Packagist cakephp/cakephp: check the installed version with your package manager. ## Supported action Upgrade each affected component to a fixed version on its release line. For a transitive dependency, upgrade the parent package or add an override or constraint, then regenerate the lockfile. Redeploy every environment that ran an affected version. ## Required regression checks - Run the test suite and a production build. - Exercise the features that depend on cakephp/cakephp. - Repeat the inspection and confirm that only fixed versions remain installed. ## Rollback considerations - Keep the previous lockfile and deployment artifact. Rolling back reinstates the vulnerable version, so apply any documented mitigation while you fix forward. ## Unresolved questions - Which deployments run an affected version? - Exploitation status can change. Check again before lowering the priority. - Mark the work resolved only after the fixed version is verified in production. ## Sources - Verified: https://github.com/advisories/GHSA-j8p3-8m69-2hqq (GitHub-reviewed advisory GHSA-j8p3-8m69-2hqq lists affected ranges: Packagist cakephp/cakephp >=1.2.0 =2.7.0-rc1 =2.8.0-rc1 =3.0.0-rc1 =3.1.0-beta1 =3.2.0-rc1 <3.2.5) Commands are suggestions: review each one before running it.
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