{"cveID":"CVE-2021-3129","vendorProject":"Laravel","product":"Ignition","vulnerabilityName":"Laravel Ignition File Upload Vulnerability","dateAdded":"2023-09-18","shortDescription":"Laravel Ignition contains a file upload vulnerability that allows unauthenticated remote attackers to execute malicious code due to insecure usage of file_get_contents() and file_put_contents().","requiredAction":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","dueDate":"2023-10-09","knownRansomwareCampaignUse":"Known","notes":"https://github.com/facade/ignition/releases/tag/2.5.2; https://nvd.nist.gov/vuln/detail/CVE-2021-3129","cwes":[],"year":2021,"state":"mapped","stale_reasons":[],"mappings":[{"domain":"enterprise","cve":"CVE-2021-3129","technique":"T1190","technique_name_at_mapping":"Exploit Public-Facing Application","mapping_type":"exploitation_technique","capability_group":"unrestricted_upload","comments":"This vulnerability is exploited when a remote unauthorized user sends a malicious payload to a server using an insecure version of Ignition. The payload targets the MakeViewVariableOptionalSolution.php module, leveraging insecure PHP functions file_get_contents and file_put_contents to specify a file path for executing arbitrary code. ","references":["https://blog.sonicwall.com/en-us/2021/04/laravel-ignition-remote-code-execution-vulnerability/","https://isc.sans.edu/diary/Laravel+v842+exploit+attempts+for+CVE20213129+debug+mode+Remote+code+execution/27758","https://pentest-tools.com/blog/exploit-rce-vulnerability-laravel-cve-2021-3129"],"status":"complete","source_file":"kev-07.28.2025_attack-16.1-enterprise.json","attack_version":"16.1","kev_snapshot":"07/28/2025"},{"domain":"enterprise","cve":"CVE-2021-3129","technique":"T1059","technique_name_at_mapping":"Command and Scripting Interpreter","mapping_type":"primary_impact","capability_group":"unrestricted_upload","comments":"This vulnerability is exploited when a remote unauthorized user sends a malicious payload to a server using an insecure version of Ignition. The payload targets the MakeViewVariableOptionalSolution.php module, leveraging insecure PHP functions file_get_contents and file_put_contents to specify a file path for executing arbitrary code. ","references":["https://blog.sonicwall.com/en-us/2021/04/laravel-ignition-remote-code-execution-vulnerability/","https://isc.sans.edu/diary/Laravel+v842+exploit+attempts+for+CVE20213129+debug+mode+Remote+code+execution/27758","https://pentest-tools.com/blog/exploit-rce-vulnerability-laravel-cve-2021-3129"],"status":"complete","source_file":"kev-07.28.2025_attack-16.1-enterprise.json","attack_version":"16.1","kev_snapshot":"07/28/2025"}],"techniques":[{"id":"T1059","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Command and Scripting Interpreter","name_at_mapping":"Command and Scripting Interpreter","renamed":false,"revoked_by":null,"mapping_types":["primary_impact"],"sigma_rule_count":95,"has_detection_strategy":true},{"id":"T1190","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Exploit Public-Facing Application","name_at_mapping":"Exploit Public-Facing Application","renamed":false,"revoked_by":null,"mapping_types":["exploitation_technique"],"sigma_rule_count":149,"has_detection_strategy":true}],"mapping_types":["exploitation_technique","primary_impact"],"has_exploitation_technique":true,"mapping_attack_versions":["16.1"],"mapping_domains":["enterprise"],"sigma_coverage":"full","sigma_rules_tagged_cve":[],"added_after_mapping_snapshot":false,"_source":"kevmap","_built":"2026-08-23 05:47 UTC","_attack_version":"19.2"}