What’s Vulnerable › Vulnerabilities

CVE-2026-48586: Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: TZlibTransport Decompression Size Limit

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-27 · updated 2026-10-24
• Weakness: CWE-409

Description

Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in Apache Thrift C++, Java, Python, Go, D, C/GLib bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

Affected products

• Apache Software Foundation Apache Thrift: before 0.24.0 — fixed in 0.24.0

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache Thrift 0.24.0. Check the vendor advisory for mitigations.

References

• https://lists.apache.org/thread/7v3jhgwfbmhx42424phydlnzb109g8b9
• https://lists.apache.org/thread/p008svsjf9p6bj47wyyf5dgglq5z7xoq
• http://www.openwall.com/lists/oss-security/2026/07/24/37

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