CVE-2021-3129: Laravel Ignition File Upload Vulnerability

CISA Known Exploited Vulnerability (KEV)

Description

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().

Required action (CISA)

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Notes

https://github.com/facade/ignition/releases/tag/2.5.2; https://nvd.nist.gov/vuln/detail/CVE-2021-3129

Weakness behind it

CISA has not recorded a CWE for this entry, so the CVE → CWE → CAPEC → ATT&CK chain cannot be walked from here. That is a gap in the catalogue, not evidence the vulnerability has no weakness class — check the NVD record below.

References

• NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-3129
• KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog