CVE-2026-66053

MEDIUM 5.9

Apache Thrift: Python TSSLSocket Hostname Matcher Import

CVSS Score

5.9

EPSS Score

0.0%

EPSS Percentile

0th

Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift Python bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue. This replaces CVE-2026-41603

CWE	CWE-297
Vendor	apache software foundation
Product	apache thrift
Published	Jul 27, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Affected Versions

Apache Software Foundation / Apache Thrift

0 < 0.24.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

lists.apache.org: https://lists.apache.org/thread/7v3jhgwfbmhx42424phydlnzb109g8b9 lists.apache.org: https://lists.apache.org/thread/w4k5dnv1x58knwlhpo9x0or5xh220y65

Credits

Yu Bao – [email protected], who works for paypal.com