CVE-2026-43870

Apache Thrift: Node.js web_server.js multi-vulnerability

CVE-2026-43870 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2026-43870, released May 27, 2026. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

8.6

Important

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0038

32nd percentile

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, which fixes the issue.

Where it's fixed

Product	Fixed in	Fix	Released
Linux
opentelemetry-collector · RHEL 10	0.152.1-1.el10_0	RHSA-2026:53413	Jul 2, 2026
thrift · Debian 14	0.23.0-3	DEBIAN-CVE-2026-43870	May 27, 2026

Details

Published
May 5, 2026
Weakness
Origin Validation Error
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-43870

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