Laravel Valet up to 1.1.4/2.0.3 permission assignment

Summaryinfo

A vulnerability classified as critical was found in Laravel Valet up to 1.1.4/2.0.3. Affected is an unknown function. Such manipulation leads to permission assignment. This vulnerability is documented as CVE-2021-47756. The attack needs to be performed locally. Additionally, an exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Laravel Valet up to 1.1.4/2.0.3. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a permission assignment vulnerability. Using CWE to declare the problem leads to CWE-732. The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Laravel Valet versions 1.1.4 to 2.0.3 contain a local privilege escalation vulnerability that allows users to modify the valet command with root privileges. Attackers can edit the symlinked valet command to execute arbitrary code with root permissions without additional authentication.

The weakness was released by leonjza as 50591. The advisory is shared for download at exploit-db.com. This vulnerability is handled as CVE-2021-47756 since 01/10/2026. The exploitation is known to be easy. The attack needs to be approached locally. The exploitation needs additional levels of successful authentication. Technical details are unknown but a public exploit is available.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (50591). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• Laravel

Name

• Valet

Version

• 1.1.0
• 1.1.1
• 1.1.2
• 1.1.3
• 1.1.4
• 2.0.0
• 2.0.1
• 2.0.2
• 2.0.3

CPE 2.3info

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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