CVE-2026-49158

HIGH 7.5

Apache Thrift: Ruby THeaderTransport ZLIB Decompression Bomb

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in Apache Thrift Ruby bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

CWE	CWE-409
Vendor	apache software foundation
Product	apache thrift
Published	Jul 27, 2026
Last Updated	Jul 27, 2026

Stay Ahead of the Next One

Get instant alerts for apache software foundation apache thrift

Be the first to know when new high vulnerabilities affecting apache software foundation apache thrift are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

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/fmjl8l415tj9zwlob8v2dr5hq1d0hts7 openwall.com: http://www.openwall.com/lists/oss-security/2026/07/24/38

Credits

LTSHFWJT <[email protected]>