CVE-2024-21888

CRITICALNVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because EPSS predicts 87% probability of exploitation within the next 30 days (top 0.3% of all CVEs). NVD baseline CVSS 8.8 retained for reference. Confidence: see factors.

Triggered by: EPSS exploit prediction ≥85%
Sources: epss, ghsa, nvd
Elevated
9.0EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 87%
CISA-KEV: Not listedEPSS PROB: 87%CVSS: 8.8Exploit: Elevated riskExposed: 0

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

A privilege escalation vulnerability in web component of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) allows a user to elevate privileges to that of an administrator.

CVSS v3
8.8
EG Score
9.0(high)
EG Risk
75(Track)
EG Risk 75/100SSVC: Track

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
Severity90% × 45%
Exploitation87% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
87%
EPSS %ILE
100%
KEV
Not listed

Published

January 31, 2024

Last Modified

June 3, 2025

References (2)

Weakness Classification(1)

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

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. 2026-08-04 15:08 UTCEPSS rescore
  2. 2026-08-03 10:34 UTCEPSS rescore
  3. 2026-08-01 04:14 UTCEPSS rescore
  4. 2026-07-25 14:16 UTCEPSS rescore
  5. 2026-07-24 14:16 UTCEPSS rescore
  6. 2026-07-23 02:33 UTCEG score recompute
  7. 2026-07-22 21:23 UTCEG score recompute▲ 0.20
  8. 2026-07-22 21:23 UTCGHSA enrichment
  9. 2026-07-22 14:07 UTCEPSS rescore
  10. 2026-07-21 15:23 UTCEPSS rescore
  11. 2026-07-21 15:23 UTCEPSS rescore
  12. 2026-07-19 14:30 UTCEPSS rescore
  13. 2026-07-19 14:30 UTCEPSS rescore
  14. 2026-07-15 16:56 UTCEPSS rescore
  15. 2026-07-15 16:56 UTCEPSS rescore
  16. 2026-07-13 06:11 UTCEPSS rescore
  17. 2026-07-13 06:11 UTCEPSS rescore
  18. 2026-07-08 15:13 UTCEPSS rescore
  19. 2026-07-01 15:05 UTCEPSS rescore
  20. 2026-06-28 14:06 UTCEPSS rescore
  21. 2026-06-28 14:06 UTCEPSS rescore
  22. 2026-06-25 13:48 UTCEPSS rescore
  23. 2026-06-25 13:48 UTCEPSS rescore
  24. 2026-06-24 14:04 UTCEPSS rescore
  25. 2026-06-24 14:04 UTCEPSS rescore
Show 45 more
  1. 2026-06-23 21:32 UTCEPSS rescore
  2. 2026-06-23 21:32 UTCEPSS rescore
  3. 2026-06-21 01:58 UTCEPSS rescore
  4. 2026-06-21 01:58 UTCEPSS rescore
  5. 2026-06-16 17:51 UTCEPSS rescore
  6. 2026-06-16 17:51 UTCEPSS rescore
  7. 2026-06-15 17:47 UTCEPSS rescore
  8. 2026-06-13 22:59 UTCEPSS rescore
  9. 2026-06-13 22:59 UTCEPSS rescore
  10. 2026-06-12 23:11 UTCEPSS rescore
  11. 2026-06-11 13:59 UTCEPSS rescore
  12. 2026-06-11 13:59 UTCEPSS rescore
  13. 2026-06-10 22:17 UTCEPSS rescore
  14. 2026-06-10 13:21 UTCEPSS rescore
  15. 2026-06-10 13:21 UTCEPSS rescore
  16. 2026-06-08 14:16 UTCEPSS rescore
  17. 2026-06-08 14:16 UTCEPSS rescore
  18. 2026-06-07 15:24 UTCEPSS rescore
  19. 2026-06-07 15:24 UTCEPSS rescore
  20. 2026-06-06 13:46 UTCEPSS rescore
  21. 2026-06-06 13:46 UTCEPSS rescore
  22. 2026-06-05 22:46 UTCEPSS rescore
  23. 2026-06-05 22:46 UTCEPSS rescore
  24. 2026-06-05 06:09 UTCEPSS rescore
  25. 2026-06-05 06:09 UTCEPSS rescore
  26. 2026-06-04 13:11 UTCEPSS rescore
  27. 2026-06-04 13:11 UTCEPSS rescore
  28. 2026-06-04 13:11 UTCEPSS rescore
  29. 2026-06-02 20:12 UTCEPSS rescore
  30. 2026-06-02 20:12 UTCEPSS rescore
  31. 2026-06-01 13:51 UTCEPSS rescore
  32. 2026-06-01 13:51 UTCEPSS rescore
  33. 2026-06-01 13:51 UTCEPSS rescore
  34. 2026-05-31 22:30 UTCEPSS rescore
  35. 2026-05-31 22:30 UTCEPSS rescore
  36. 2026-05-31 00:15 UTCEPSS rescore
  37. 2026-05-31 00:15 UTCEPSS rescore
  38. 2026-05-29 13:43 UTCEPSS rescore
  39. 2026-05-29 13:43 UTCEPSS rescore
  40. 2026-05-27 13:40 UTCEPSS rescore
  41. 2026-05-27 13:40 UTCEPSS rescore
  42. 2026-05-26 07:18 UTCEPSS rescore
  43. 2026-05-26 07:18 UTCEPSS rescore
  44. 2026-05-24 09:23 UTCEG score recompute
  45. 2026-05-24 09:23 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2024-21888?
CVE-2024-21888 is a critical vulnerability published on January 31, 2024. A privilege escalation vulnerability in web component of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) allows a user to elevate privileges to that of an administrator.
When was CVE-2024-21888 disclosed?
CVE-2024-21888 was first published in the National Vulnerability Database on January 31, 2024, with the most recent update on June 3, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-21888 actively exploited?
CVE-2024-21888 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 87% probability of exploitation in the next 30 days, which ranks it in the top 0.3% of all scored CVEs.
What is the CVSS score of CVE-2024-21888?
CVE-2024-21888 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
How do I remediate CVE-2024-21888?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-21888, 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-2024-21888

Explore →

Is Your Infrastructure Affected by CVE-2024-21888?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs