CVE-2021-3129

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2023-09-18), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, nvd
Exploited in the wild
9.8EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 100%CVSS: 9.8Exploit: cisa kev · ssvc active · kev ransomware · Metasploit · epss top5pct · epss high · public exploitExposed services: Not assessed

A fix is available — apply it.

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.

CVSS v3
9.8
EG Score
9.8CRITICALhigh confidence
EG Risk
99
EG Risk 99/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation100% × 40%
Automatability100% × 15%
CISA SSVC: Attend at low mission impact; Act at medium or high.
Action: A fix is available. Apply it sooner than your standard update timelines at low mission impact and as soon as possible at medium or high.
EPSS PROB
100%
EPSS %ILE
99th
KEV
⚠ Exploited

CISA SSVCAttend at low mission impact; Act at medium or high.

A fix is available. Apply it sooner than your standard update timelines at low mission impact and as soon as possible at medium or high.

Exploitation active (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

January 12, 2021

Last Modified

November 10, 2025

Advisory Details (5)

Auto-updated Oct 1, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: github_pr, cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-3129
generic

Lexfo's security blog - Laravel <= v8.4.2 debug mode: Remote code execution

https://www.ambionics.io/blog/laravel-debug-rce
github_pr Patch Available

Fix MakeViewVariableOptionalSolution to disallow stream wrappers and files that do not end in .blade.php

Patch available: facade/ignition 2.9.0 (PR #334 merged 2020-11-17)

https://github.com/facade/ignition/pull/334
generic

Packet Storm - Human Validation

http://packetstormsecurity.com/files/165999/Ignition-Remote-Code-Execution.html
generic

Packet Storm - Human Validation

http://packetstormsecurity.com/files/162094/Ignition-2.5.1-Remote-Code-Execution.html

Affected Packages

(1 across 1 ecosystem)
Packagist(1)
PackageVulnerable rangeFix by version rangeDependents
facade/ignition1.0.0 ... 1.6.9 (41 versions)
  • 2.5.0 up to 2.5.2: fixed in 2.5.2
  • 2.0.0 up to 2.4.2: fixed in 2.4.2
  • 1.7.0 up to 1.16.14: fixed in 1.16.14
  • every version up to 1.6.15: fixed in 1.6.15
—

Data Freshness Timeline

(refreshed 2× in last 7d / 17× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-10-05 02:51 UTCEG score recompute
  2. 2026-10-04 23:19 UTCEPSS rescore
  3. 2026-09-28 22:02 UTCEG score recompute
  4. 2026-09-27 21:51 UTCCISA KEV update
  5. 2026-09-25 19:35 UTCCISA KEV update
  6. 2026-09-25 14:55 UTCCISA KEV update
  7. 2026-09-24 19:31 UTCCISA KEV update
  8. 2026-09-22 19:36 UTCCISA KEV update
  9. 2026-09-21 19:09 UTCCISA KEV update
  10. 2026-09-18 19:20 UTCCISA KEV update
  11. 2026-09-18 14:15 UTCCISA KEV update
  12. 2026-09-16 14:10 UTCCISA KEV update
  13. 2026-09-14 19:24 UTCCISA KEV update
  14. 2026-09-11 18:49 UTCCISA KEV update
  15. 2026-09-10 19:28 UTCCISA KEV update
  16. 2026-09-09 19:08 UTCCISA KEV update
  17. 2026-09-08 18:54 UTCCISA KEV update
  18. 2026-09-04 17:38 UTCCISA KEV update
  19. 2026-09-02 17:33 UTCCISA KEV update
  20. 2026-08-31 14:19 UTCCISA KEV update
  21. 2026-08-28 22:23 UTCEG score recompute
  22. 2026-08-28 21:37 UTCEPSS rescore
  23. 2026-08-27 17:22 UTCCISA KEV update
  24. 2026-08-26 17:41 UTCCISA KEV update
  25. 2026-08-24 18:52 UTCCISA KEV update
Show 66 more
  1. 2026-08-24 16:49 UTCEG score recompute
  2. 2026-08-24 14:13 UTCEPSS rescore
  3. 2026-08-23 00:57 UTCEG score recompute
  4. 2026-08-23 00:16 UTCEPSS rescore
  5. 2026-08-21 16:49 UTCCISA KEV update
  6. 2026-08-21 01:52 UTCEG score recompute
  7. 2026-08-20 22:52 UTCEPSS rescore
  8. 2026-08-20 22:52 UTCEPSS rescore
  9. 2026-08-20 17:06 UTCCISA KEV update
  10. 2026-08-19 17:33 UTCCISA KEV update
  11. 2026-08-18 16:58 UTCCISA KEV update
  12. 2026-08-17 13:56 UTCCISA KEV update
  13. 2026-08-11 19:32 UTCCISA KEV update
  14. 2026-08-07 17:09 UTCCISA KEV update
  15. 2026-08-05 17:25 UTCCISA KEV update
  16. 2026-08-04 17:02 UTCCISA KEV update
  17. 2026-08-03 19:22 UTCCISA KEV update
  18. 2026-07-30 11:58 UTCEG score recompute
  19. 2026-07-29 19:27 UTCCISA KEV update
  20. 2026-07-27 19:24 UTCCISA KEV update
  21. 2026-07-27 17:17 UTCCISA KEV update
  22. 2026-07-27 14:52 UTCEG score recompute
  23. 2026-07-26 16:46 UTCEG score recompute
  24. 2026-07-26 14:52 UTCEPSS rescore
  25. 2026-07-26 14:52 UTCEPSS rescore
  26. 2026-07-26 13:09 UTCEG score recompute
  27. 2026-07-23 02:00 UTCEG score recompute
  28. 2026-07-22 22:17 UTCEG score recompute
  29. 2026-07-22 19:40 UTCCISA KEV update
  30. 2026-07-21 14:37 UTCCISA KEV update
  31. 2026-07-16 17:04 UTCCISA KEV update
  32. 2026-07-15 16:55 UTCEPSS rescore
  33. 2026-07-15 16:55 UTCEPSS rescore
  34. 2026-07-15 16:49 UTCCISA KEV update
  35. 2026-07-15 15:04 UTCCISA KEV update
  36. 2026-07-14 18:05 UTCCISA KEV update
  37. 2026-07-13 17:07 UTCCISA KEV update
  38. 2026-07-10 17:52 UTCCISA KEV update
  39. 2026-07-07 19:01 UTCCISA KEV update
  40. 2026-07-07 17:16 UTCCISA KEV update
  41. 2026-07-01 19:16 UTCCISA KEV update
  42. 2026-06-29 19:12 UTCCISA KEV update
  43. 2026-06-25 19:15 UTCCISA KEV update
  44. 2026-06-23 17:44 UTCCISA KEV update
  45. 2026-06-18 17:51 UTCEPSS rescore
  46. 2026-06-18 17:51 UTCEPSS rescore
  47. 2026-06-18 16:13 UTCCISA KEV update
  48. 2026-06-16 19:33 UTCCISA KEV update
  49. 2026-06-15 19:33 UTCCISA KEV update
  50. 2026-06-15 17:46 UTCEPSS rescore
  51. 2026-06-12 17:35 UTCCISA KEV update
  52. 2026-06-11 19:10 UTCCISA KEV update
  53. 2026-06-09 18:42 UTCCISA KEV update
  54. 2026-06-09 17:12 UTCCISA KEV update
  55. 2026-06-08 19:16 UTCCISA KEV update
  56. 2026-06-08 17:26 UTCCISA KEV update
  57. 2026-06-05 22:43 UTCCISA KEV update
  58. 2026-06-03 19:09 UTCCISA KEV update
  59. 2026-06-02 18:32 UTCCISA KEV update
  60. 2026-06-01 20:42 UTCCISA KEV update
  61. 2026-06-01 13:50 UTCEPSS rescore
  62. 2026-06-01 13:50 UTCEPSS rescore
  63. 2026-05-29 22:20 UTCCISA KEV update
  64. 2026-05-27 20:35 UTCCISA KEV update
  65. 2026-05-26 19:15 UTCEG score recompute
  66. 2026-05-26 19:13 UTCCISA KEV update

Publicly available exploits

(10 references)

Working exploit code is in the public domain (1 Metasploit module) (9 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Metasploitexploit/multi/php/ignition_laravel_debug_rce✓ verified
    First seen Jan 13, 2021

    Unauthenticated remote code execution in Ignition

    Open source ↗
  • GitHub PoC0x0d3ad/CVE-2021-3129
    First seen Sep 29, 2024

    CVE-2021-3129 (Laravel Ignition RCE Exploit)

    Open source ↗
  • GitHub PoCAxianke/CVE-2021-3129
    First seen Jan 15, 2024

    CVE-2021-3129

    Open source ↗
  • GitHub PoCwmasday/CVE-2021-3129
    First seen Jul 27, 2023

    CVE-2021-3129 | Laravel Debug Mode Vulnerability

    Open source ↗
  • GitHub PoCajisai-babu/CVE-2021-3129-exp
    First seen Mar 4, 2023

    Laravel Debug mode RCE漏洞（CVE-2021-3129）poc / exp

    Open source ↗
  • GitHub PoCMadExploits/Laravel-debug-Checker
    First seen Dec 10, 2022

    CVE-2021-3129 Exploit Checker By ./MrMad

    Open source ↗
  • GitHub PoC0nion1/CVE-2021-3129
    First seen Oct 11, 2022

    CVE-2021-3129-Laravel Debug mode

    Open source ↗
  • GitHub PoCshadowabi/Laravel-CVE-2021-3129
    First seen Jun 4, 2022

    CVE-2021-3129 POC

    Open source ↗
  • GitHub PoCjoshuavanderpoll/CVE-2021-3129
    First seen Apr 16, 2022

    Laravel RCE Exploit PoC - CVE-2021-3129 (user-friendly with automatic log path detection)

    Open source ↗
  • GitHub PoCknqyf263/CVE-2021-3129
    First seen Oct 1, 2021

    PoC for CVE-2021-3129 (Laravel)

    Open source ↗

Related CVEs(same product)

Same product

2 shown

Packagist:facade/ignition

Frequently asked(6)

What is CVE-2021-3129?
CVE-2021-3129 is a critical vulnerability published on January 12, 2021. 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 filegetcontents() and fileputcontents(). This is exploitable on sites using debug mode with Laravel before 8.4.2.
When was CVE-2021-3129 disclosed?
CVE-2021-3129 was first published on January 12, 2021, with the most recent update on November 10, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2021-3129 actively exploited?
Yes. CISA added CVE-2021-3129 to the Known Exploited Vulnerabilities catalog on September 18, 2023, affecting Laravel Ignition. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate attention. A fix is available. Apply it.
What is the CVSS score of CVE-2021-3129?
CVE-2021-3129 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2021-3129?
CVE-2021-3129 affects Laravel Ignition. The affected packages EchelonGraph has on record, with version ranges, are listed in the Affected Packages section of this page.
How do I remediate CVE-2021-3129?
A fix for CVE-2021-3129 is available: update to the fixed version the vendor names in its advisory.

Dependency Blast Radius

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