CVE-2026-43870
Apache Thrift vulnerable to Path Traversal, HTTP Request/Response Splitting, Uncontrolled Resource Consumption
7.3
HIGH
CVSS 3.1
EPSS 0.03%
Description
Origin Validation Error, Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'), Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Request/Response Splitting'), Uncontrolled Resource Consumption vulnerability in Apache Thrift. This issue affects Apache Thrift: before 0.23.0. Users are recommended to upgrade to version [0.23.0](https://github.com/apache/thrift/releases/tag/v0.23.0), which fixes the issue.
How to fix CVE-2026-43870
To remediate CVE-2026-43870, upgrade the affected package to a fixed version below.
- —upgrade to 0.23.0 or later
- —no fix listed
- —no fix listed
Is CVE-2026-43870 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 0.23.0
- from 0
- from 0, <= 0.22.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |