CVE-2026-40454

Summary

Out-of-bounds Read, Improper Input Validation vulnerability in Apache IoTDB C++ client. Out-of-bounds reads in IoTDB C++ client TsBlock deserializer crash client process on malformed server data.

This issue affects Apache IoTDB C++ client: from 1.3.5 before 1.3.8, from 2.0.5 before 2.0.10.

Users are recommended to upgrade to version 2.0.10, which fixes the issue.

Affected Software

VendorProductVersion RangeStatus
Apache Software FoundationApache IoTDB C++ client1.3.5 < 1.3.8affected
Apache Software FoundationApache IoTDB C++ client2.0.5 < 2.0.10affected

Weaknesses

  • CWE-125: CWE-125 Out-of-bounds Read
  • CWE-20: CWE-20 Improper Input Validation

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

CVE Program Container

Additional References

References