VulnerabilityModified
CVE-2026-43869
Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift.
HIGH 7.3EPSS 0.63%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.63%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.3 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- EPSS
- 0.63% probability · 48th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-297, CWE-295
- Affected
- apache/thrift
- Source
- security@apache.org
References
- https://lists.apache.org/thread/3hsgl1b69wzq3ry39scqbv2dhyl3j52rVendor Advisory
- http://www.openwall.com/lists/oss-security/2026/05/05/3Mailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2026:21769
- https://access.redhat.com/errata/RHSA-2026:22347
- https://access.redhat.com/errata/RHSA-2026:22423
- https://access.redhat.com/errata/RHSA-2026:23345
- https://access.redhat.com/errata/RHSA-2026:24503
- https://access.redhat.com/errata/RHSA-2026:24539
- https://access.redhat.com/errata/RHSA-2026:25273
- https://access.redhat.com/errata/RHSA-2026:26586
- https://access.redhat.com/errata/RHSA-2026:27126
- https://access.redhat.com/errata/RHSA-2026:28010
- https://access.redhat.com/errata/RHSA-2026:30651
- https://access.redhat.com/errata/RHSA-2026:36882
- https://access.redhat.com/errata/RHSA-2026:42644
- https://access.redhat.com/security/cve/CVE-2026-43869
- https://bugzilla.redhat.com/show_bug.cgi?id=2466660
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43869.json
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.