CVE-2021-47756
Laravel Valet 2.0.3 - Local Privilege Escalation (macOS)
Description
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.
INFO
Published Date :
Jan. 16, 2026, 12:16 a.m.
Last Modified :
June 17, 2026, 4:18 a.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update Laravel Valet to the latest version.
- Verify the integrity of system commands.
- Remove any unauthorized modifications to the valet command.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-47756.
| URL | Resource |
|---|---|
| https://laravel.com/docs/8.x/valet | |
| https://www.exploit-db.com/exploits/50591 | |
| https://www.vulncheck.com/advisories/laravel-valet-local-privilege-escalation-macos |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-47756 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-47756
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-47756 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-47756 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Laravel', 'product': 'Laravel Valet', 'versions': [{'status': 'affected', 'version': '1.1.4 to 2.0.3'}]}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2021-47756', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-01-16T16:15:32.254651Z'} -
New CVE Received by [email protected]
Jan. 16, 2026
Action Type Old Value New Value Added Description 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. Added CVSS V4.0 AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-732 Added Reference https://laravel.com/docs/8.x/valet Added Reference https://www.exploit-db.com/exploits/50591 Added Reference https://www.vulncheck.com/advisories/laravel-valet-local-privilege-escalation-macos