CRITICAL 9.4 Microsoft
CVE-2026-43870
Apache Thrift: Node.js web_server.js multi-vulnerability
Microsoft Security Update 2026-May: Apache Thrift: Node.js web_server.js multi-vulnerability
Affected Products
- cbl2 ceph 16.2.10-11 on CBL Mariner 2.0
- azl3 thrift 0.15.0-5 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-43870
- https://nvd.nist.gov/vuln/detail/CVE-2026-43870
This critical severity vulnerability with a CVSS score of 9.4 was published on 2026-05-12 via Microsoft. Affected: cbl2 ceph 16.2.10-11 on CBL Mariner 2.0, azl3 thrift 0.15.0-5 on Azure Linux 3.0.
Risk Timeline
CVE Disclosed2026-05-12 · 128 days ago
Remediation Resources
Official Advisory
msrc.microsoft.com/update-guide/vulnerability/CVE-2026-43870NVD / MITRE
nvd.nist.gov/vuln/detail/CVE-2026-43870Related Vulnerabilities
| CVE | Title | Severity | CVSS |
|---|---|---|---|
| CVE-2025-62878 | Local Path Provisioner vulnerable to Path Traversal via parameters.pathPattern | CRITICAL | 9.9 |
| CVE-2025-71074 | functionfs: fix the open/removal races | CRITICAL | 9.8 |
| CVE-2024-24790 | Unexpected behavior from Is methods for IPv4-mapped IPv6 addresses in net/netip | CRITICAL | 9.8 |
| CVE-2024-39331 | In Emacs before 29.4 org-link-expand-abbrev in lisp/ol.el expands a %(...) link | CRITICAL | 9.8 |
| CVE-2024-4577 PoC | Argument Injection in PHP-CGI | CRITICAL | 9.8 |
| CVE-2024-38541 | of: module: add buffer overflow check in of_modalias() | CRITICAL | 9.8 |
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