CVE-2024-27198

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 2024-03-07), 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, ghsa, nvd
Trending — 3 sources updated this weekExploited in the wild
9.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 100%CVSS: 9.8Exploit: NoneExposed: 0

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

In JetBrains TeamCity before 2023.11.4 authentication bypass allowing to perform admin actions was possible

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
99(Act)
EG Risk 99/100SSVC: Act

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%
Action: Fix now — active exploitation, automatable, high impact.
EPSS
100.0%
KEV
⚠ Exploited

Published

March 4, 2024

Last Modified

October 24, 2025

Advisory Details (3)

Auto-updated May 31, 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-2024-27198
generic

Fixed security issues

https://www.jetbrains.com/privacy-security/issues-fixed/
generic

JetBrains TeamCity Mass Exploitation Underway, Rogue Accounts Thrive

https://www.darkreading.com/cyberattacks-data-breaches/jetbrains-teamcity-mass-exploitation-underway-rogue-accounts-thrive

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 50× in last 7d / 215× 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. 2026-07-23 02:35 UTCEG score recompute
  2. 2026-07-22 21:38 UTCEG score recompute
  3. 2026-07-22 21:38 UTCGHSA enrichment
  4. 2026-07-22 19:40 UTCCISA KEV update
  5. 2026-07-22 17:44 UTCGHSA enrichment
  6. 2026-07-22 14:07 UTCGHSA enrichment
  7. 2026-07-22 10:30 UTCGHSA enrichment
  8. 2026-07-22 06:54 UTCGHSA enrichment
  9. 2026-07-22 03:15 UTCGHSA enrichment
  10. 2026-07-21 23:37 UTCGHSA enrichment
  11. 2026-07-21 18:53 UTCGHSA enrichment
  12. 2026-07-21 15:15 UTCGHSA enrichment
  13. 2026-07-21 14:37 UTCCISA KEV update
  14. 2026-07-21 11:38 UTCGHSA enrichment
  15. 2026-07-21 07:58 UTCGHSA enrichment
  16. 2026-07-21 04:20 UTCGHSA enrichment
  17. 2026-07-21 00:43 UTCGHSA enrichment
  18. 2026-07-20 21:05 UTCGHSA enrichment
  19. 2026-07-20 17:29 UTCGHSA enrichment
  20. 2026-07-20 13:52 UTCGHSA enrichment
  21. 2026-07-20 10:15 UTCGHSA enrichment
  22. 2026-07-20 06:38 UTCGHSA enrichment
  23. 2026-07-20 02:28 UTCGHSA enrichment
  24. 2026-07-19 22:51 UTCGHSA enrichment
  25. 2026-07-19 19:13 UTCGHSA enrichment
Show 75 more
  1. 2026-07-19 15:36 UTCGHSA enrichment
  2. 2026-07-19 11:59 UTCGHSA enrichment
  3. 2026-07-19 08:22 UTCGHSA enrichment
  4. 2026-07-19 04:45 UTCGHSA enrichment
  5. 2026-07-19 01:07 UTCGHSA enrichment
  6. 2026-07-18 21:30 UTCGHSA enrichment
  7. 2026-07-18 17:53 UTCGHSA enrichment
  8. 2026-07-18 14:16 UTCGHSA enrichment
  9. 2026-07-18 10:38 UTCGHSA enrichment
  10. 2026-07-18 06:59 UTCGHSA enrichment
  11. 2026-07-18 03:22 UTCGHSA enrichment
  12. 2026-07-17 23:45 UTCGHSA enrichment
  13. 2026-07-17 20:08 UTCGHSA enrichment
  14. 2026-07-17 16:31 UTCGHSA enrichment
  15. 2026-07-17 12:54 UTCGHSA enrichment
  16. 2026-07-17 09:17 UTCEG score recompute
  17. 2026-07-17 09:17 UTCGHSA enrichment
  18. 2026-07-17 05:40 UTCGHSA enrichment
  19. 2026-07-17 02:02 UTCGHSA enrichment
  20. 2026-07-16 22:23 UTCGHSA enrichment
  21. 2026-07-16 18:46 UTCGHSA enrichment
  22. 2026-07-16 17:04 UTCCISA KEV update
  23. 2026-07-16 15:09 UTCGHSA enrichment
  24. 2026-07-16 11:32 UTCGHSA enrichment
  25. 2026-07-16 07:54 UTCGHSA enrichment
  26. 2026-07-16 04:17 UTCGHSA enrichment
  27. 2026-07-16 00:40 UTCGHSA enrichment
  28. 2026-07-15 21:03 UTCGHSA enrichment
  29. 2026-07-15 17:26 UTCGHSA enrichment
  30. 2026-07-15 16:56 UTCEPSS rescore
  31. 2026-07-15 16:56 UTCEPSS rescore
  32. 2026-07-15 16:49 UTCCISA KEV update
  33. 2026-07-15 15:04 UTCCISA KEV update
  34. 2026-07-15 13:49 UTCGHSA enrichment
  35. 2026-07-15 10:11 UTCGHSA enrichment
  36. 2026-07-15 06:34 UTCGHSA enrichment
  37. 2026-07-15 02:57 UTCGHSA enrichment
  38. 2026-07-14 23:21 UTCGHSA enrichment
  39. 2026-07-14 19:43 UTCGHSA enrichment
  40. 2026-07-14 18:05 UTCCISA KEV update
  41. 2026-07-14 16:06 UTCGHSA enrichment
  42. 2026-07-14 12:27 UTCGHSA enrichment
  43. 2026-07-14 08:50 UTCGHSA enrichment
  44. 2026-07-14 05:13 UTCGHSA enrichment
  45. 2026-07-14 01:36 UTCGHSA enrichment
  46. 2026-07-13 21:59 UTCGHSA enrichment
  47. 2026-07-13 18:21 UTCGHSA enrichment
  48. 2026-07-13 17:07 UTCCISA KEV update
  49. 2026-07-13 14:45 UTCGHSA enrichment
  50. 2026-07-13 11:08 UTCGHSA enrichment
  51. 2026-07-13 07:31 UTCGHSA enrichment
  52. 2026-07-13 03:53 UTCGHSA enrichment
  53. 2026-07-13 00:16 UTCGHSA enrichment
  54. 2026-07-12 20:39 UTCGHSA enrichment
  55. 2026-07-12 17:00 UTCGHSA enrichment
  56. 2026-07-12 13:23 UTCGHSA enrichment
  57. 2026-07-12 09:45 UTCGHSA enrichment
  58. 2026-07-12 06:08 UTCGHSA enrichment
  59. 2026-07-12 02:30 UTCGHSA enrichment
  60. 2026-07-11 22:52 UTCGHSA enrichment
  61. 2026-07-11 19:16 UTCGHSA enrichment
  62. 2026-07-11 15:39 UTCGHSA enrichment
  63. 2026-07-11 12:01 UTCGHSA enrichment
  64. 2026-07-11 08:25 UTCGHSA enrichment
  65. 2026-07-11 04:48 UTCGHSA enrichment
  66. 2026-07-11 01:11 UTCGHSA enrichment
  67. 2026-07-10 21:34 UTCGHSA enrichment
  68. 2026-07-10 17:57 UTCGHSA enrichment
  69. 2026-07-10 17:52 UTCCISA KEV update
  70. 2026-07-10 14:19 UTCGHSA enrichment
  71. 2026-07-10 10:42 UTCGHSA enrichment
  72. 2026-07-10 07:05 UTCGHSA enrichment
  73. 2026-07-10 03:28 UTCGHSA enrichment
  74. 2026-07-09 23:51 UTCGHSA enrichment
  75. 2026-07-09 20:14 UTCGHSA enrichment

Publicly available exploits

(10 references)

Working exploit code is in the public domain (1 Metasploit module) (8 GitHub PoCs) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCptd200110/CVE-2024-27198-SOC-Lab
    First seen Jun 19, 2026
    Open source ↗
  • Exploit-DBEDB-52411
    First seen Aug 11, 2025

    JetBrains TeamCity 2023.11.4 - Authentication Bypass

    Open source ↗
  • GitHub PoCgeniuszly/CVE-2024-27198
    First seen Oct 9, 2024

    is a PoC tool that targets a vulnerability in the TeamCity server (CVE-2024-27198)

    Open source ↗
  • GitHub PoCStuub/RCity-CVE-2024-27198
    First seen Apr 22, 2024

    CVE-2024-27198 & CVE-2024-27199 PoC - RCE, Admin Account Creation, Enum Users, Server Information

    Open source ↗
  • GitHub PoCK3ysTr0K3R/CVE-2024-27198-EXPLOIT
    First seen Mar 9, 2024

    A PoC exploit for CVE-2024-27198 - JetBrains TeamCity Authentication Bypass

    Open source ↗
  • GitHub PoCpasswa11/CVE-2024-27198-RCE
    First seen Mar 8, 2024
    Open source ↗
  • GitHub PoCW01fh4cker/CVE-2024-27198-RCE
    First seen Mar 6, 2024

    CVE-2024-27198 & CVE-2024-27199 Authentication Bypass --> RCE in JetBrains TeamCity Pre-2023.11.4

    Open source ↗
  • GitHub PoCyoryio/CVE-2024-27198
    First seen Mar 5, 2024

    Exploit for CVE-2024-27198 - TeamCity Server

    Open source ↗
  • GitHub PoCChocapikk/CVE-2024-27198
    First seen Mar 4, 2024

    Proof of Concept for Authentication Bypass in JetBrains TeamCity Pre-2023.11.4

    Open source ↗
  • Metasploitexploit/multi/http/jetbrains_teamcity_rce_cve_2024_27198✓ verified
    First seen Mar 4, 2024

    JetBrains TeamCity Unauthenticated Remote Code Execution

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2024-27198?
CVE-2024-27198 is a critical vulnerability published on March 4, 2024. In JetBrains TeamCity before 2023.11.4 authentication bypass allowing to perform admin actions was possible
When was CVE-2024-27198 disclosed?
CVE-2024-27198 was first published in the National Vulnerability Database on March 4, 2024, with the most recent update on October 24, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-27198 actively exploited?
Yes. CISA added CVE-2024-27198 to the Known Exploited Vulnerabilities catalog on March 7, 2024, affecting JetBrains TeamCity. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2024-27198?
CVE-2024-27198 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2024-27198?
CVE-2024-27198 affects JetBrains TeamCity. 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-2024-27198?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-27198, 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-2024-27198

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