CVE-2026-43869

HIGHPre-NVD 7.37.3—
EchelonGraph scoreMEDIUM confidence

Score 7.3 from GitHub Security Advisory (severity: HIGH) published 2026-05-05. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
7.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.8%CVSS: 7.3Exploit: None knownExposed services: Not assessed

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
7.3HIGHmedium confidence
EG Risk
48
EG Risk 48/100

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
Severity73% × 45%
Exploitation1% × 40%
Automatability100% × 15%
EPSS PROB
0.8%
EPSS %ILE
55th
KEV
Not listed

Published

May 5, 2026

Last Modified

September 9, 2026

Advisory Details (2)

Auto-updated May 6, 2026
Patch available.
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(15)

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

Patch Availability(14)

Vendor / EcosystemFix (by version range) / PatchReleasedSource
redhatrhoai/odh-modelmesh-rhel9:17834438162026-07-21redhat
redhatrhacm2/acm-grafana-rhel9:17826933862026-07-08redhat
redhatrhacm2/acm-grafana-rhel9:17823837302026-06-28redhat
redhatcryostat/cryostat-storage-rhel9:4.2.0-162026-06-22redhat
redhatrhosdt/tempo-rhel9:17815894942026-06-18redhat
redhatlibthrift2026-06-17redhat
redhatrhacm2/acm-grafana-rhel9:17809268052026-06-11redhat
redhatrhacm2/acm-grafana-rhel9:17806770032026-06-08redhat
redhatmulticluster-globalhub/multicluster-globalhub-grafana-rhel9:17799252732026-06-08redhat
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

(5 across 5 ecosystems)
Debian:11(1)
PackageVulnerable rangeFix by version rangeDependents
thrift0.13.0-6 ... 0.23.0-3 (29 versions)
  • every version on: no fix on record
—
Debian:12(1)
PackageVulnerable rangeFix by version rangeDependents
thrift0.17.0-2 ... 0.24.0-2 (21 versions)
  • every version on: no fix on record
—
Debian:13(1)
PackageVulnerable rangeFix by version rangeDependents
thrift0.19.0-4 ... 0.24.0-2 (11 versions)
  • every version on: no fix on record
—
Debian:14(1)
PackageVulnerable rangeFix by version rangeDependents
thrift0.19.0-4 ... 0.23.0-2 (8 versions)
  • every version up to 0.23.0-3: fixed in 0.23.0-3
—
Maven(1)
PackageVulnerable rangeFix by version rangeDependents
org.apache.thrift:libthrift0.10.0 ... 0.9.3-1 (24 versions)
  • every version up to 0.23.0: fixed in 0.23.0
—

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 5× in last 7d / 27× 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 254 total refreshes for this CVE.

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

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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 on May 5, 2026, with the most recent update on September 9, 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 0.8% probability of exploitation in the next 30 days (55th percentile of EPSS-scored CVEs).
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?
A fix for CVE-2026-43869 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-43869 are linked in the Vendor Advisories panel on this page.

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