Laravel up to 12.67.x/13.28.x TokenGuard improper authentication

Summaryinfo

A vulnerability, which was classified as critical, was found in Laravel up to 12.67.x/13.28.x. The impacted element is the function TokenGuard. Executing a manipulation can lead to improper authentication. The identification of this vulnerability is CVE-2026-114509. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Laravel up to 12.67.x/13.28.x. It has been declared as critical. This vulnerability affects the function TokenGuard. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Laravel is a web application framework. Prior to 12.68.0 and 13.29.0, TokenGuard configured as a standard token-based API guard does not reject a crafted non-string credential. Under affected MySQL or MariaDB configurations, the authentication lookup can match an unintended existing user, allowing an unauthenticated attacker to bypass authentication and take over an account on routes protected by TokenGuard. This issue is fixed in versions 12.68.0 and 13.29.0.

The advisory is available at github.com. This vulnerability was named CVE-2026-114509 since 10/21/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

Upgrading to version 12.68.0 or 13.29.0 eliminates this vulnerability.

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Productinfo

Name

• Laravel

Version

• 12.0
• 12.1
• 12.2
• 12.3
• 12.4
• 12.5
• 12.6
• 12.7
• 12.8
• 12.9
• 12.10
• 12.11
• 12.12
• 12.13
• 12.14
• 12.15
• 12.16
• 12.17
• 12.18
• 12.19
• 12.20
• 12.21
• 12.22
• 12.23
• 12.24
• 12.25
• 12.26
• 12.27
• 12.28
• 12.29
• 12.30
• 12.31
• 12.32
• 12.33
• 12.34
• 12.35
• 12.36
• 12.37
• 12.38
• 12.39
• 12.40
• 12.41
• 12.42
• 12.43
• 12.44
• 12.45
• 12.46
• 12.47
• 12.48
• 12.49
• 12.50
• 12.51
• 12.52
• 12.53
• 12.54
• 12.55
• 12.56
• 12.57
• 12.58
• 12.59
• 12.60
• 12.61
• 12.62
• 12.63
• 12.64
• 12.65
• 12.66
• 12.67
• 13.0
• 13.1
• 13.2
• 13.3
• 13.4
• 13.5
• 13.6
• 13.7
• 13.8
• 13.9
• 13.10
• 13.11
• 13.12
• 13.13
• 13.14
• 13.15
• 13.16
• 13.17
• 13.18
• 13.19
• 13.20
• 13.21
• 13.22
• 13.23
• 13.24
• 13.25
• 13.26
• 13.27
• 13.28

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