CVE-2026-43868

Apache Thrift: Rust implementation vulnerable to CVE-2020-13949 pattern

State: Published
Severity: 5.3 Medium
Published: May 5, 2026
Updated: Jul 22, 2026
Reserved: May 4, 2026

Description

Memory Allocation with Excessive Size Value 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.

Scores

CVSS	Score	Vector	Source
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	CISA-ADP
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	redhat-SADP

Weaknesses

CWE-789 Memory Allocation with Excessive Size Value
CWE-1285 Improper Validation of Specified Index, Position, or Offset in Input

Affected Products

Product	Versions
Apache ThriftApache Software Foundation	before 0.23.0Affected

References

https://lists.apache.org/thread/zj76dtwnbbs1m7z3focf4wd51pqpsmn9vendor-advisory
https://access.redhat.com/security/cve/CVE-2026-43868vdb-entry
RHBZ#2466670issue-tracking
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43868.json
https://access.redhat.com/errata/RHSA-2026:26586vendor-advisory
https://access.redhat.com/errata/RHSA-2026:42644vendor-advisory

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