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HIGH

CVE-2026-41608

Apache Thrift: Unbounded Zlib Decompression in Python THeaderTransport

CVSS v3

7.5

HIGH

EPSS Score

1.0 %

exploit probability, as of 2026-10-20

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • thriftPyPIall versions · fixed in 0.24.0
  • thriftBitnamiall versions · fixed in 0.24.0

Vendor advisories

  • CVE-2026-41608 Red Hat Product Security4 products fixed

    thrift: Apache Thrift Python bindings: Denial of Service via data amplification

  • RHSA-2026:49837 Red Hat Product Security13 products fixed

    Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Full record on NVD

Description

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

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2026-07-27
Last Modified
2026-07-27

Frequently asked questions

What is CVE-2026-41608?

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

Is CVE-2026-41608 actively exploited?

Active exploitation of CVE-2026-41608 has not been confirmed. Its EPSS score was 1.0% on 2026-10-20, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-41608?

CVE-2026-41608 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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