CVE-2026-94637
github.com/apache/thrift: Apache Thrift: Denial of Service via improper handling of compressed data
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 2, 2026
Updated · November 5, 2026
Description
A flaw was found in the Apache Thrift Go library. A remote attacker could exploit this vulnerability by submitting specially crafted, highly compressed data to an affected service. Due to improper handling during decompression, the resulting data amplification can exhaust system resources, leading to a Denial of Service (DoS).
Statement
This flaw has an Important impact because a remote attacker can send crafted ZLIB-transformed frames to an affected Go Apache Thrift service, causing resource exhaustion and denial of service.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
CVSS / CWE
CVSS 3.1 · 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-409 · Improper Handling of Highly Compressed Data (Data Amplification)