https://seclists.org/oss-sec/2026/q3/114: CVE-2026-40007: Apache IoTDB: Unauthenticated unbounded cursion in IoTDB AirGap ceiver's E-language pfix parser causes per-connection StackOverflowError

Published Jul 10, 2026
·
Updated

Affected Software

1 affected component
Apache IoTDB>1.0.0<2.0.10
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2026-40007?

The severity of CVE-2026-40007 is moderate.

2

What versions of Apache IoTDB are affected by CVE-2026-40007?

Apache IoTDB versions prior to 2.0.10 are affected by CVE-2026-40007.

3

How does CVE-2026-40007 affect Apache IoTDB?

CVE-2026-40007 leads to unauthenticated unbounded recursion in the IoTDB AirGap receiver's E-language pfix parser.

4

How do I fix CVE-2026-40007?

To mitigate CVE-2026-40007, upgrade Apache IoTDB to version 2.0.10 or later.

5

What is the main cause of the vulnerability CVE-2026-40007?

CVE-2026-40007 is caused by uncontrolled recursion in the readLength method when pipe_air_gap_receiver_enabled is set to true.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203