CVE-2026-43869

high

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.

References

Advisories
More

https://lists.apache.org/thread/3hsgl1b69wzq3ry39scqbv2dhyl3j52r

http://www.openwall.com/lists/oss-security/2026/05/05/3

https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43869.json

https://bugzilla.redhat.com/show_bug.cgi?id=2466660

https://access.redhat.com/security/cve/CVE-2026-43869

https://access.redhat.com/errata/RHSA-2026:36882

https://access.redhat.com/errata/RHSA-2026:30651

https://access.redhat.com/errata/RHSA-2026:28010

https://access.redhat.com/errata/RHSA-2026:27126

https://access.redhat.com/errata/RHSA-2026:26586

https://access.redhat.com/errata/RHSA-2026:25273

https://access.redhat.com/errata/RHSA-2026:24539

https://access.redhat.com/errata/RHSA-2026:24503

https://access.redhat.com/errata/RHSA-2026:23345

https://access.redhat.com/errata/RHSA-2026:22423

https://access.redhat.com/errata/RHSA-2026:22347

https://access.redhat.com/errata/RHSA-2026:21769

Details

Source: Mitre, NVD

Published: 2026-05-05

Updated: 2026-07-20

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 7.3

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L