High 8.9Published Sep 4, 2026

CVE-2026-48019CRLF injection in Laravel's default email rule enables SMTP smuggling and spoofed-mail relay

Updated under an hour ago (2026-10-19 10:10 UTC)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

Laravel is a web application framework. Prior to versions 12.60.0 and 13.10.0, a CRLF injection vulnerability in Laravel's email validation, in combination with how Symfony Mailer and Symfony Mime handle certain character sequences, may allow an unauthenticated attacker to interfere with outbound email processing in applications that send mail to user-supplied addresses. This issue has been patched in versions 12.60.0 and 13.10.0.

CVSS: 8.9 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L
Weakness (CWE): CWE-93
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Awaiting Analysis
Record last updated: Sep 8, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

laravel framework laravel:framework (from the name)	from 13.0.0, < 13.10.0; before 12.60.0	CNA record

References

https://github.com/laravel/framework/security/advisories/GHSA-5vg9-5847-vvmqx-refsource-confirm
https://github.com/laravel/framework/pull/60151x-refsource-misc
https://github.com/laravel/framework/commit/96e9a663db657cf37ef26cd794fda8ff60eaa451x-refsource-misc
https://github.com/laravel/framework/commit/f336ba79e744257f84ebf0d096b0ebc62e8e1a4dx-refsource-misc
https://github.com/laravel/framework/releases/tag/v12.60.0x-refsource-misc
https://github.com/laravel/framework/releases/tag/v13.10.0x-refsource-misc

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.