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

6.9MEDIUM

Key Information:

Vendor

Apache
Status
Apache Thrift
Vendor
CVE Published:
27 July 2026

What is CVE-2026-55970?

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.

Affected Version(s)

Apache Thrift 0 < 0.24.0

References

https://lists.apache.org/thread/7v3jhgwfbmhx42424phydlnzb...
vendor-advisory
https://lists.apache.org/thread/8pbnw4dyxxc9opp6qq725jhrz...
vendor-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ghaith Abdulreda
.