CVE-2026-119415
Tenable Plugin
Checking the public Tenable catalog…
AI Threat Summary
CVE-2026-119415 is a moderate vulnerability with a CVSS score of 3.7 affecting the target software. Threat hunters should monitor for exploit attempts and apply vendor patches immediately.
Description
CakePHP through 5.4.3 contains a header injection vulnerability in FormDataPart that allows attackers to inject MIME part headers via unsanitized Content-Type and Content-ID values. Attackers can supply CR/LF sequences in attachment MIME types or Content-IDs passed to Message::setAttachments() or HTTP client multipart data to add arbitrary headers or content.
Attack Chain
Attacker scans for vulnerable versions using version banners or PoC scanners
Attacker triggers CVE-2026-119415 vulnerability with a crafted request or payload
Vulnerability exploited to perform unauthorized actions on the target system
Depending on vulnerability type, attacker achieves data access, service disruption, or code execution
MITRE ATT&CK Techniques
Indicators of Compromise
| Type | Value | Description | |
|---|---|---|---|
| user_agent | Mozilla/5.0 (compatible; exploit/1.0) |
Generic exploit scanner user agent pattern | |
| url | /api/vuln-endpoint?payload=<malicious> |
Exploit attempt against application endpoint — monitor access logs for anomalous params |
Remediation
Quick Facts
| CVE ID | CVE-2026-119415 |
| CVSS Score | 3.7 |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N |
| Published | 2026-10-30 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |
References
- https://abraxaslabs.tech/research/cakephp-attachment-crlf
- https://github.com/cakephp/cakephp
- https://github.com/cakephp/cakephp/blob/6f3dd91371ac0698b640…
- https://github.com/cakephp/cakephp/blob/6f3dd91371ac0698b640…
- https://github.com/cakephp/cakephp/commit/27263ae750a3cd8464…
- https://github.com/cakephp/cakephp/commit/2e54c227eaa4c0e0d5…
- https://github.com/cakephp/cakephp/commit/c9a91149f04e2aee7f…
- https://github.com/cakephp/cakephp/commit/d66e016d2fd9667dd6…
- https://github.com/cakephp/cakephp/pull/19715
- https://www.vulncheck.com/advisories/cakephp-through-5.4.3-m…