CVE-2021-3129
Laravel Ignition File Upload Vulnerability
- Published
- Jan 12, 2021
- Updated
- Oct 21, 2025
- Assigning CNA
- mitre
- Evidence observed
- Jan 14, 2021
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HHigh · next 30 days
- Percentile
- 100.0%
- Model date
- Oct 15, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
Ignition before 2.5.2, as used in Laravel and other products, allows unauthenticated remote attackers to execute arbitrary code because of insecure usage of file_get_contents() and file_put_contents(). This is exploitable on sites using debug mode with Laravel before 8.4.2.
Sources
laravel/CVE-2021-3129
Laravel Ignition 2.5.1 Remote Code Execution (CVE-2021-3129)
Vulhub vulnerability labsDeclared conditions
- lab image version: vulhub/laravel:8.4.2(laravel/CVE-2021-3129/docker-compose.yml:services.web.image)
modules/exploits/multi/php/ignition_laravel_debug_rce.rb
Metasploit Framework modulesDeclared conditions
- platform: Unix,Windows($.exploit_multi/php/ignition_laravel_debug_rce.platform)
- verification: check_declared($.exploit_multi/php/ignition_laravel_debug_rce.check)
http/cves/2021/CVE-2021-3129.yaml
Nuclei TemplatesDeclared conditions
- network: http($.protocol_keys)
- verification: status,word($.matchers[*].type)
Responsible use
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