Vulnerability Report

CVE-2026-43869

Title: Improper Certificate Validation with Host Mismatch in Apache Thrift

Authentication Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2026-43869.

CWE Category CWE-297

Published Date May 05, 2026

Modified Date May 06, 2026

Exploit Status Not Found

Score 7.3 CVSS v3.1

Exploit Probability (EPSS)

0.04%

Vulnerability Summary

CVE-2026-43869: 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.

Impacted Vendors

apache 1

facebook 1

Reference Links

https://lists.apache.org/thread/3hsgl1b69wzq3ry39scqbv2dhyl3j52r http://www.openwall.com/lists/oss-security/2026/05/05/3

CVSS v3.1

Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0

Severity HIGH

7.3

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-43869 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

May 06, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.