CVE-2026-48019

What it is

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.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of data exposure, data tampering.

Exploit odds

0.5% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-09-04 23:17 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-09-10 20:41 UTC Last updatedMost recent change to the record

Details

Published

2026-09-04 23:17 UTC

Last modified

2026-09-10 20:41 UTC

Exploit probability

0.5% · EPSS, next 30 days

Weakness

CWE-93

Record status

Awaiting Analysis

Attack profile CVSS 3.1 · 8.9

Attack vector

Network

Complexity

High

Privileges needed

None

User interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

Low