CVE-2026-55970: Apache Thrift: C++ heap out-of-bounds read in THeaderTransport::readHeaderFormat()

[Jens Geyer <jensg () apache org>]

Severity: 

Affected versions:

- Apache Thrift (thrift) before 0.24.0

Description:

Buffer Over-read vulnerability in Apache Thrift C++ bindings.

This issue affects Apache Thrift: before 0.24.0.

Users are recommended to upgrade to version 0.24.0, which fixes the issue.

Credit:

Ghaith Abdulreda (finder)

References:

https://thrift.apache.org/
https://www.cve.org/CVERecord?id=CVE-2026-55970