CVE-2026-55971 - Vulnerability Details - OpenCVE

Heap-based Buffer Overflow vulnerability in Apache Thrift C++ bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable yes

Technical Impact total

Vendors	Products
Apache	Thrift

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors	Products
Apache	Thrift

References

Link	Providers
https://lists.apache.org/thread/7v3jhgwfbmhx42424phydlnzb109g8b9
https://lists.apache.org/thread/xjs36m6kjxpmrmzwck636msg3nvoqnmx

History

Mon, 27 Jul 2026 13:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Mon, 27 Jul 2026 13:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Apache Apache thrift
Vendors & Products		Apache Apache thrift

Mon, 27 Jul 2026 11:30:00 +0000

Type	Values Removed	Values Added
Description		Heap-based Buffer Overflow vulnerability in Apache Thrift C++ bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.
Title		Apache Thrift: C++ ZLIB heap buffer overflow (write) in THeaderTransport::untransform()
Weaknesses		CWE-122
References		https://lists.apache.org/thread/7v3jhgwfbmhx42424phydlnzb109g8b9 https://lists.apache.org/thread/xjs36m6kjxpmrmzwck636msg3nvoqnmx
Metrics		cvssV4_0 `{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: apache

Published: 2026-07-27T11:11:23.201Z

Updated: 2026-07-27T13:07:26.706Z

Reserved: 2026-06-17T23:28:34.852Z

Link: CVE-2026-55971

Vulnrichment

Updated: 2026-07-27T13:07:26.706Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-07-27T12:49:31Z

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