CVE-2026-43869

highpriority · track · 0EPSS 0.006 · 50 %ileDEEUFRRUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.63% (50th) EPSS

CVSS 7.3 · high

Is it mine?

30 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-27

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

Technical severity, 0–10. One row per scoring source.

7.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.3highAV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Lsecondary · FSTEC (BDU) RU

v3.17.3highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Lsecondary · ENISA EU

v3.17.3highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Lsecondaryexploitability 3.9 · impact 3.4

v3.17.3highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Lsecondary · OSV

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-295USCWE-297USCWE-297USCWE-297US

affected products (30)

Products and version ranges known to be affected.

Fedora Linuxall versionscert_bundDEcpe:/o:fedoraproject:fedora:-
IBM App Connect Enterpriseall versionscert_bundDEcpe:/a:ibm:app_connect_enterprise:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
IBM QRadar SIEM< 7.5.0 UP15 IF06cert_bundDE
Apache Software Foundation Apache Thrift0 → 0.23.0enisa_euvdEU
Apache Software Foundation Thrift≤ 0.23.0fstec_bduRU
Red Hat, Inc. Cryostat≤ 4 on RHEL 9fstec_bduRU
Red Hat, Inc. Multicluster Global Hub≤ 1.6.6fstec_bduRU
Red Hat, Inc. Multicluster Global Hub≤ 1.3.4fstec_bduRU
Red Hat, Inc. Multicluster Global Hub≤ 1.4.9fstec_bduRU
Red Hat, Inc. Multicluster Global Hub≤ 1.7.3fstec_bduRU
Red Hat, Inc. Multicluster Global Hub≤ 1.5.8fstec_bduRU
Red Hat, Inc. Red Hat Advanced Cluster Management for Kubernetes≤ 2.13fstec_bduRU
Red Hat, Inc. Red Hat Advanced Cluster Management for Kubernetes≤ 2.14fstec_bduRU
Red Hat, Inc. Red Hat Advanced Cluster Management for Kubernetes≤ 2.15fstec_bduRU
Red Hat, Inc. Red Hat Advanced Cluster Management for Kubernetes≤ 2.16fstec_bduRU
Red Hat, Inc. Red Hat OpenShift AI≤ 2.25fstec_bduRU
Red Hat, Inc. Red Hat OpenShift Container Platform≤ 4fstec_bduRU
Red Hat, Inc. Red Hat OpenShift distributed tracing≤ 3fstec_bduRU
Red Hat, Inc. Red Hat OpenShift distributed tracing≤ 3.10.2fstec_bduRU

showing 20 of 30

advisories (5)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-3043IBM QRadar SIEM: Mehrere SchwachstellenDeutsch2026-08-26csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in IBM QRadar SIEM ausnutzen, um Sicherheitsvorkehrungen zu umgehen, um seine Privilegien zu erhöhen, um einen Denial of Service Angriff durchzuführen, um Informationen offenzulegen, um Dateien zu manipulieren, um einen Cross-Site Scripting Angriff durchzuführen und um beliebigen Programmcode auszuführen.
GHSA-7pwc-h2j2-rjgjApache Thrift has an Improper Validation of Certificate with Host Mismatch Vulnerability2026-05-05ghsa · osvUS
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](https://github.com/apache/thrift/releases/tag/v0.23.0), which fixes the issue.
BIT-thrift-2026-43869Apache Thrift: TSSLTransportFactory.java hostname verification2026-05-07vendor · osvUS
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.
CERTFR-2026-AVI-1336Multiples vulnérabilités dans les produits IBMFrançais2026-10-16vendor · certfrFR
CERTFR-2026-AVI-1378Multiples vulnérabilités dans les produits IBMFrançais2026-10-23vendor · certfrFR

also known as (6)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu osv cert_bund certfr NVD CVE.org MITRE

published 2026-05-05modified 2026-10-26

references (21)

External citations — patches, advisories, analysis.

scry

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