CVE-2026-43869
Undergoing Analysis Undergoing Analysis - In Progress
Host Mismatch Certificate Validation Flaw in Apache Thrift

Publication date: 2026-05-05

Last updated on: 2026-05-06

Assigner: Apache Software Foundation

Description
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.
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Meta Information
Published
2026-05-05
Last Modified
2026-05-06
Generated
2026-06-16
AI Q&A
2026-05-05
EPSS Evaluated
2026-06-15
NVD
CVE-2026-43869
EUVD
EUVD-2026-27237
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
apache thrift to 0.23.0 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-297 The product communicates with a host that provides a certificate, but the product does not properly ensure that the certificate is actually associated with that host.
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Executive Summary

This vulnerability is an Improper Validation of Certificate with Host Mismatch in Apache Thrift. It means that the software does not correctly verify that the certificate presented matches the host it is supposed to represent, which can lead to security issues.

Impact Analysis

Because the certificate validation is improper, an attacker could potentially perform man-in-the-middle attacks or impersonate a trusted host, leading to unauthorized access or data interception.

Mitigation Strategies

Users are recommended to upgrade Apache Thrift to version 0.23.0, which fixes the Improper Validation of Certificate with Host Mismatch vulnerability.

Compliance Impact

The provided information does not specify how the CVE-2026-43869 vulnerability impacts compliance with common standards and regulations such as GDPR or HIPAA.

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