CVE-2024-27199

HIGHNVD 7.39.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2026-04-20), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 7.3 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
7.3
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 100%CVSS: 7.3Exploit: 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 path traversal allowing to perform limited admin actions was possible

CVSS v3
7.3
EG Score
9.0(high)
EG Risk
—
EPSS
100.0%
KEV
⚠ Exploited

Published

March 4, 2024

Last Modified

April 21, 2026

Advisory Details (4)

Auto-updated May 20, 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-2024-27199
generic

RCity-CVE-2024-27198/RCity.py at main · Stuub/RCity-CVE-2024-27198 · GitHub

https://github.com/Stuub/RCity-CVE-2024-27198/blob/main/RCity.py
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(2)

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

Data Freshness Timeline

(refreshed 49× in last 7d / 206× 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 406 total refreshes for this CVE.

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

Publicly available exploits

(1 reference)

Working exploit code is in the public domain. Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Nucleihttp/cves/2024/CVE-2024-27199.yaml
    First seen Jan 1, 2024

    TeamCity < 2023.11.4 - Authentication Bypass

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2024-27199?
CVE-2024-27199 is a high vulnerability published on March 4, 2024. In JetBrains TeamCity before 2023.11.4 path traversal allowing to perform limited admin actions was possible
When was CVE-2024-27199 disclosed?
CVE-2024-27199 was first published in the National Vulnerability Database on March 4, 2024, with the most recent update on April 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-27199 actively exploited?
Yes. CISA added CVE-2024-27199 to the Known Exploited Vulnerabilities catalog on April 20, 2026, affecting JetBrains TeamCity. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2024-27199?
CVE-2024-27199 has a CVSS v3 base score of 7.3 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2024-27199?
CVE-2024-27199 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-2024-27199?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-27199, 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-2024-27199

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