CVE-2021-3129
Ignition before 2.5.2, as used in Laravel and other products, allows unauthenticated remote attackers to execute arbitrary code because of…
- 9.8CriticalCVSS base score
- 99.9%Exploitation in 30 daysEPSS · top 0.1% of all CVEs
- YesKnown exploitedin CISA's KEV since 18 Sept 2023
- 3Public exploitsMetasploit, Nuclei and Exploit-DB
Description
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.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Laravel Ignition File Upload Vulnerability.
- Added
- 18 Sept 2023
- Fix due (US federal)
- 9 Oct 2023
- Used by ransomware
- Known
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
ENISA's EU Vulnerability Database lists it as exploited, from CISA's KEV, since 18 Sept 2023.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module, a Nuclei template and an Exploit-DB entry for it. CISA's SSVC rates its exploitation: it is being exploited.
Show the exploits3
Metasploit modules1 module
- Unauthenticated remote code execution in Ignition (Metasploit module) (opens in a new tab)
exploit/multi/php/ignition_laravel_debug_rceRank excellentdisclosed 13 Jan 2021
Nuclei templates1 template
- Laravel with Ignition <= v8.4.2 Debug Mode - Remote Code Execution (Nuclei template) (opens in a new tab)
http/cves/2021/CVE-2021-3129.yamlSeverity critical
Exploit-DB1 entry
- Laravel 8.4.2 debug mode - Remote code execution (Exploit-DB entry) (opens in a new tab)
EDB-ID 49424webapps, phppublished 14 Jan 2021Not verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 3 years later
· 3 years later
Added to CISA KEV
Known exploited, also by ransomware
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 99.9% · top 0.1% of all CVEs (11 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Packagistfacade/ignitionGHSA-4qwp-7c67-jmcc (opens in a new tab)
References
References5
- https://www.ambionics.io/blog/laravel-debug-rce (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/facade/ignition/pull/334 (opens in a new tab)x_refsource_MISCx_transferred
- http://packetstormsecurity.com/files/162094/Ignition-2.5.1-Remote-Code-Execution.html (opens in a new tab)x_refsource_MISCx_transferred
- http://packetstormsecurity.com/files/165999/Ignition-Remote-Code-Execution.html (opens in a new tab)x_refsource_MISCx_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-3129 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2021-0599 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-4qwp-7c67-jmcc (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2021-3129)Record last updated .