CVE-2026-43869

HIGHPre-NVD 7.37.3—
EchelonGraph scoreMEDIUM confidence

Score 7.3 from GitHub Security Advisory (severity: HIGH) published 2026-05-05. NVD baseline CVSS 7.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.3
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 7.3Exploit: NoneExposed: 0

A fix is available — apply it.

Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift.

This issue affects Apache Thrift: before 0.23.0.

Users are recommended to upgrade to version 0.23.0, which fixes the issue.

CVSS v3
7.3
EG Score
7.3(medium)
EPSS
45.9%
KEV
Not listed

Published

May 5, 2026

Last Modified

July 1, 2026

Advisory Details (2)

Auto-updated May 6, 2026
No patch confirmed yet.
generic

oss-security - CVE-2026-43869: Apache Thrift: TSSLTransportFactory.java hostname verification

http://www.openwall.com/lists/oss-security/2026/05/05/3
generic
https://lists.apache.org/thread/3hsgl1b69wzq3ry39scqbv2dhyl3j52r

Vendor Advisories for CVE-2026-43869(13)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(8)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatrhacm2/acm-grafana-rhel9:17809268052026-06-11redhat
redhatmulticluster-globalhub/multicluster-globalhub-grafana-rhel9:17799252732026-06-08redhat
redhatrhacm2/acm-grafana-rhel9:17806770032026-06-08redhat
redhatmulticluster-globalhub/multicluster-globalhub-grafana-rhel9:17801671182026-06-04redhat
redhatmulticluster-globalhub/multicluster-globalhub-grafana-rhel9:17792122592026-06-02redhat
redhatmulticluster-globalhub/multicluster-globalhub-grafana-rhel9:17795794392026-06-01redhat
redhatmulticluster-globalhub/multicluster-globalhub-grafana-rhel9:17788677532026-05-28redhat
mavenorg.apache.thrift:libthrift—ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)
Maven(1)
PackageVulnerable rangeFixed inDependents
org.apache.thrift:libthrift0.10.0 ... 0.9.3-1 (24 versions)0.23.0—

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 61× 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 116 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-43869?
CVE-2026-43869 is a high vulnerability published on May 5, 2026. Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift. This issue affects Apache Thrift: before 0.23.0. Users are recommended to upgrade to version 0.23.0, which fixes the issue.
When was CVE-2026-43869 disclosed?
CVE-2026-43869 was first published in the National Vulnerability Database on May 5, 2026, with the most recent update on July 1, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-43869 actively exploited?
CVE-2026-43869 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 45.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-43869?
CVE-2026-43869 has a CVSS v3.1 base score of 7.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-43869?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-43869, 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.

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