CVE-2026-41607: Apache Thrift: C++ JSON OOB read

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-28 · updated 2026-10-26
Weakness: CWE-125

Description

Out-of-bounds Read vulnerability in Apache Thrift. This issue affects Apache Thrift: before 0.23.0. Users are recommended to upgrade to version 0.23.0, which fixes the issue.

Affected products

Apache Software Foundation Apache Thrift: before 0.23.0 — fixed in 0.23.0

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache Thrift 0.23.0. Check the vendor advisory for mitigations.

References

https://lists.apache.org/thread/lb4j0zyd5f3g36cos0wql925przpnwql
http://www.openwall.com/lists/oss-security/2026/04/28/2
https://access.redhat.com/errata/RHSA-2026:14885
https://access.redhat.com/errata/RHSA-2026:21769
https://access.redhat.com/errata/RHSA-2026:22347
https://access.redhat.com/errata/RHSA-2026:22423
https://access.redhat.com/errata/RHSA-2026:23345
https://access.redhat.com/errata/RHSA-2026:24539
https://access.redhat.com/errata/RHSA-2026:36882
https://access.redhat.com/security/cve/CVE-2026-41607
https://bugzilla.redhat.com/show_bug.cgi?id=2463412
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-41607.json

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