CVE-2026-49158: thrift — Fix

Description

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.

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CVSS v3.1 Score

7.5

HIGH

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

EPSS — Exploit Prediction

0.0110

Probability of exploitation

0.62%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-409 CWE-409

Affected Products

Vendor	Product	Versions
apache	thrift	< 0.24.0

References

Advisories & Patches

https://lists.apache.org/thread/fmjl8l415tj9zwlob8v2dr5hq1d0hts7

Other References

https://lists.apache.org/thread/7v3jhgwfbmhx42424phydlnzb109g8b9 http://www.openwall.com/lists/oss-security/2026/07/24/38

Frequently Asked Questions

What is CVE-2026-49158? +

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. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2026-49158? +

CVE-2026-49158 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0110, placing it in the 1th percentile for exploitation probability.

What products are affected by CVE-2026-49158? +

CVE-2026-49158 affects products from apache, specifically: thrift. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-49158? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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