CVE-2026-66859: Apache Thrift: c_glib multiplexed processor crashes on a message it cannot route

[Jens Geyer]

Severity: important 
    CVSS 4.0: 8.7 (high) 
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Affected versions:

- Apache Thrift (c_glib bindings) before 0.25.0

Description:

NULL Pointer Dereference, Use of Uninitialized Variable vulnerability in Apache 
Thrift c_glib bindings.



This issue affects Apache Thrift: before 0.25.0.



Users are recommended to upgrade to version 0.25.0, which fixes the issue.

References:

https://thrift.apache.org/
https://www.cve.org/CVERecord?id=CVE-2026-66859