CVE-2024-21887

CRITICALNVD 9.19.1—
EchelonGraph scoreHIGH confidence

Score elevated to 9.1 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2024-01-10), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.1 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 3 sources updated this weekExploited in the wild
9.1EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 100%CVSS: 9.1Exploit: cisa kev · ssvc active · kev ransomware · Metasploit · epss top5pct · epss high · public exploitExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A command injection vulnerability in web components of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) allows an authenticated administrator to send specially crafted requests and execute arbitrary commands on the appliance.

CVSS v3
9.1
EG Score
9.1(high)
EG Risk
81(Attend)
EG Risk 81/100SSVC: Attend

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
Severity91% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
100%
EPSS %ILE
100%
KEV
⚠ Exploited

Published

January 12, 2024

Last Modified

October 31, 2025

Advisory Details (3)

Auto-updated Jun 1, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: 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-2024-21887
generic

Ivanti Innovators Hub

https://forums.ivanti.com/s/article/CVE-2023-46805-Authentication-Bypass-CVE-2024-21887-Command-Injection-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_US
generic

Packet Storm

http://packetstormsecurity.com/files/176668/Ivanti-Connect-Secure-Unauthenticated-Remote-Code-Execution.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 32× in last 7d / 194× 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.

Showing the most recent 100 of 399 total refreshes for this CVE.

  1. 2026-07-27 19:24 UTCCISA KEV update
  2. 2026-07-27 18:28 UTCGHSA enrichment
  3. 2026-07-27 17:17 UTCCISA KEV update
  4. 2026-07-27 14:48 UTCGHSA enrichment
  5. 2026-07-27 11:02 UTCGHSA enrichment
  6. 2026-07-27 07:21 UTCGHSA enrichment
  7. 2026-07-27 03:39 UTCGHSA enrichment
  8. 2026-07-26 23:58 UTCGHSA enrichment
  9. 2026-07-26 20:18 UTCGHSA enrichment
  10. 2026-07-26 16:38 UTCGHSA enrichment
  11. 2026-07-26 12:57 UTCEG score recompute
  12. 2026-07-26 12:57 UTCGHSA enrichment
  13. 2026-07-26 09:17 UTCGHSA enrichment
  14. 2026-07-26 05:37 UTCGHSA enrichment
  15. 2026-07-26 01:54 UTCGHSA enrichment
  16. 2026-07-23 02:33 UTCEG score recompute
  17. 2026-07-22 21:39 UTCEG score recompute
  18. 2026-07-22 21:39 UTCGHSA enrichment
  19. 2026-07-22 19:40 UTCCISA KEV update
  20. 2026-07-22 17:59 UTCGHSA enrichment
  21. 2026-07-22 14:18 UTCGHSA enrichment
  22. 2026-07-22 10:39 UTCGHSA enrichment
  23. 2026-07-22 06:59 UTCGHSA enrichment
  24. 2026-07-22 03:19 UTCGHSA enrichment
  25. 2026-07-21 23:39 UTCGHSA enrichment
Show 75 more
  1. 2026-07-21 19:20 UTCGHSA enrichment
  2. 2026-07-21 15:39 UTCGHSA enrichment
  3. 2026-07-21 14:37 UTCCISA KEV update
  4. 2026-07-21 11:59 UTCGHSA enrichment
  5. 2026-07-21 08:17 UTCGHSA enrichment
  6. 2026-07-21 04:38 UTCGHSA enrichment
  7. 2026-07-21 00:58 UTCGHSA enrichment
  8. 2026-07-20 21:18 UTCGHSA enrichment
  9. 2026-07-20 17:39 UTCGHSA enrichment
  10. 2026-07-20 13:59 UTCGHSA enrichment
  11. 2026-07-20 10:19 UTCGHSA enrichment
  12. 2026-07-20 06:39 UTCGHSA enrichment
  13. 2026-07-20 02:45 UTCGHSA enrichment
  14. 2026-07-19 23:04 UTCGHSA enrichment
  15. 2026-07-19 19:24 UTCGHSA enrichment
  16. 2026-07-19 15:44 UTCGHSA enrichment
  17. 2026-07-19 12:04 UTCGHSA enrichment
  18. 2026-07-19 08:25 UTCGHSA enrichment
  19. 2026-07-19 04:45 UTCGHSA enrichment
  20. 2026-07-19 01:04 UTCGHSA enrichment
  21. 2026-07-18 21:24 UTCGHSA enrichment
  22. 2026-07-18 17:44 UTCGHSA enrichment
  23. 2026-07-18 14:05 UTCGHSA enrichment
  24. 2026-07-18 10:25 UTCGHSA enrichment
  25. 2026-07-18 06:45 UTCGHSA enrichment
  26. 2026-07-18 03:05 UTCGHSA enrichment
  27. 2026-07-17 23:25 UTCGHSA enrichment
  28. 2026-07-17 19:45 UTCGHSA enrichment
  29. 2026-07-17 16:05 UTCGHSA enrichment
  30. 2026-07-17 12:25 UTCGHSA enrichment
  31. 2026-07-17 08:45 UTCEG score recompute
  32. 2026-07-17 08:45 UTCGHSA enrichment
  33. 2026-07-17 05:05 UTCGHSA enrichment
  34. 2026-07-17 01:25 UTCGHSA enrichment
  35. 2026-07-16 21:45 UTCGHSA enrichment
  36. 2026-07-16 18:05 UTCGHSA enrichment
  37. 2026-07-16 17:04 UTCCISA KEV update
  38. 2026-07-16 14:24 UTCGHSA enrichment
  39. 2026-07-16 10:43 UTCGHSA enrichment
  40. 2026-07-16 07:02 UTCGHSA enrichment
  41. 2026-07-16 03:22 UTCGHSA enrichment
  42. 2026-07-15 23:42 UTCGHSA enrichment
  43. 2026-07-15 20:03 UTCGHSA enrichment
  44. 2026-07-15 16:49 UTCCISA KEV update
  45. 2026-07-15 16:23 UTCGHSA enrichment
  46. 2026-07-15 15:04 UTCCISA KEV update
  47. 2026-07-15 12:43 UTCGHSA enrichment
  48. 2026-07-15 09:04 UTCGHSA enrichment
  49. 2026-07-15 05:24 UTCGHSA enrichment
  50. 2026-07-15 01:43 UTCGHSA enrichment
  51. 2026-07-14 22:03 UTCGHSA enrichment
  52. 2026-07-14 18:22 UTCGHSA enrichment
  53. 2026-07-14 18:05 UTCCISA KEV update
  54. 2026-07-14 14:42 UTCGHSA enrichment
  55. 2026-07-14 11:02 UTCGHSA enrichment
  56. 2026-07-14 07:22 UTCGHSA enrichment
  57. 2026-07-14 03:42 UTCGHSA enrichment
  58. 2026-07-14 00:02 UTCGHSA enrichment
  59. 2026-07-13 20:22 UTCGHSA enrichment
  60. 2026-07-13 17:07 UTCCISA KEV update
  61. 2026-07-13 16:42 UTCGHSA enrichment
  62. 2026-07-13 13:02 UTCGHSA enrichment
  63. 2026-07-13 09:22 UTCGHSA enrichment
  64. 2026-07-13 05:42 UTCGHSA enrichment
  65. 2026-07-13 02:02 UTCGHSA enrichment
  66. 2026-07-12 22:22 UTCGHSA enrichment
  67. 2026-07-12 18:42 UTCGHSA enrichment
  68. 2026-07-12 15:02 UTCGHSA enrichment
  69. 2026-07-12 11:22 UTCGHSA enrichment
  70. 2026-07-12 07:42 UTCGHSA enrichment
  71. 2026-07-12 04:02 UTCGHSA enrichment
  72. 2026-07-12 00:22 UTCGHSA enrichment
  73. 2026-07-11 20:42 UTCGHSA enrichment
  74. 2026-07-11 17:02 UTCGHSA enrichment
  75. 2026-07-11 13:23 UTCGHSA enrichment

Publicly available exploits

(10 references)

Working exploit code is in the public domain (2 Metasploit modules) (7 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCHexastrike/Ivanti-Connect-Secure-Logs-Parser
    First seen Jan 19, 2025

    A Python script for examining Ivanti Secure Connect (ICS) event logs, designed to support investigations into vulnerabilities CVE-2025-0282, CVE-2023-46805, and CVE-2024-21887.

    Open source ↗
  • Metasploitexploit/linux/http/ivanti_connect_secure_rce_cve_2024_21893✓ verified
    First seen Jan 31, 2024

    Ivanti Connect Secure Unauthenticated Remote Code Execution

    Open source ↗
  • GitHub PoCseajaysec/Ivanti-Connect-Around-Scan
    First seen Jan 19, 2024

    Mitigation validation utility for the Ivanti Connect Around attack chain. Runs multiple checks. CVE-2023-46805, CVE-2024-21887.

    Open source ↗
  • GitHub PoCraminkarimkhani1996/CVE-2023-46805_CVE-2024-21887
    First seen Jan 18, 2024

    The script in this repository only checks whether the vulnerabilities specified in the Ivanti Connect Secure product exist.

    Open source ↗
  • GitHub PoCduy-31/CVE-2023-46805_CVE-2024-21887
    First seen Jan 16, 2024

    An authentication bypass vulnerability in the web component of Ivanti ICS 9.x, 22.x and Ivanti Policy Secure allows a remote attacker to access restricted resources by bypassing control checks.

    Open source ↗
  • GitHub PoCChocapikk/CVE-2024-21887
    First seen Jan 16, 2024

    A command injection vulnerability in web components of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) allows an authenticated administrator to send specially crafted requests and execute arbitrary commands on the appliance.

    Open source ↗
  • GitHub PoCoways/ivanti-CVE-2024-21887
    First seen Jan 14, 2024

    POC Checker for ivanti CVE-2024-21887 Command injcetion

    Open source ↗
  • GitHub PoCrapid7/metasploit-framework/pull/18901✓ verified
    First seen Jan 12, 2024

    Ivanti Connect Secure command injection — chained with CVE-2023-46805 for unauth RCE.

    Open source ↗
  • Metasploitexploit/linux/http/ivanti_connect_secure_rce_cve_2023_46805✓ verified
    First seen Jan 10, 2024

    Ivanti Connect Secure Unauthenticated Remote Code Execution

    Open source ↗
  • Nucleihttp/cves/2024/CVE-2024-21887.yaml
    First seen Jan 1, 2024

    Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) - Command Injection

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2024-21887?
CVE-2024-21887 is a critical vulnerability published on January 12, 2024. A command injection vulnerability in web components of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) allows an authenticated administrator to send specially crafted requests and execute arbitrary commands on the appliance.
When was CVE-2024-21887 disclosed?
CVE-2024-21887 was first published in the National Vulnerability Database on January 12, 2024, with the most recent update on October 31, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-21887 actively exploited?
Yes. CISA added CVE-2024-21887 to the Known Exploited Vulnerabilities catalog on January 10, 2024, affecting Ivanti Connect Secure and Policy Secure. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2024-21887?
CVE-2024-21887 has a CVSS v3 base score of 9.1 (NVD).
Which products are affected by CVE-2024-21887?
CVE-2024-21887 affects Ivanti Connect Secure and Policy Secure. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2024-21887?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-21887, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2024-21887

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