Apache Thrift CVE-2026-43869: Improper Cert Host Mismatch before 0.23.0
CVE-2026-43869 Published on May 5, 2026

Apache Thrift: TSSLTransportFactory.java hostname verification
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.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-43869 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be low. considered to have a small impact on confidentiality and integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
LOW
Integrity Impact:
LOW
Availability Impact:
LOW

Weakness Type

Improper Validation of Certificate with Host Mismatch

The software communicates with a host that provides a certificate, but the software does not properly ensure that the certificate is actually associated with that host.


Products Associated with CVE-2026-43869

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Apache Thrift
 

Affected Versions

Apache Software Foundation Apache Thrift: