What’s Vulnerable › Vulnerabilities

CVE-2026-90440: Apache Thrift: An exception escaping a libevent callback stops the D library's non-blocking server, allowing an unauthenticated remote attacker to deny service

• Severity: high (CVSS 8.2 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-02 · updated 2026-10-02
• Weakness: CWE-248

Description

Uncaught exception, improper handling of exceptional conditions, improper resource shutdown vulnerability in Apache Thrift D thrift.server.nonblocking.TNonblockingServer. This issue affects Apache Thrift: before 0.25.0. Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Affected products

• Apache Software Foundation Apache Thrift: before 0.25.0 — fixed in 0.25.0

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache Thrift 0.25.0. Check the vendor advisory for mitigations.

References

• https://lists.apache.org/thread/33otcgbqd27wf6qq810q56znzbomnhg1
• https://lists.apache.org/thread/s8fjltl6c1pkm7vg9v4qkr89b5b74jbg

Get alerted when CVE-2026-90440 or the next vulnerability affects your stack