High [CVE-2026-40454] Out-of-bounds Read, Improper Input Validation vulnerability in Apache IoTDB C++ client
This high-severity Apache Software Foundation advisory covers CVE-2026-40454 affecting Apache IoTDB.
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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.
- 1.3.5 through 1.3.8
- 2.0.5 through 2.0.10.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- 2.0.10
- 1.3.8
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Users are recommended to upgrade to version 2.0.10, which fixes the issue.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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