UnratedApache Software Foundation Updated

Unknown [CVE-2026-44630] Improper validation of length fields in the Apache IoTDB RPC service may allow a remote unauthenticated attacker to cause a denial of service

This security Apache Software Foundation advisory covers CVE-2026-44630 affecting Apache IoTDB RPC.

CVE-2026-44630 Published Aug 10, 2026Updated by vendor Aug 10, 2026

CVE-2026-44630

Affected products & platforms

Apache Software FoundationUnclassified

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Summary

Improper validation of length fields in the Apache IoTDB RPC service may allow a remote unauthenticated attacker to cause a denial of service. By sending a crafted malformed Thrift frame, an attacker can cause IoTDB to allocate an excessive amount of memory and crash with an OutOfMemoryError.

This issue affects Apache IoTDB: before 1.3.8, from 2.0.0 before 2.0.9.

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

Affected versions

2.0.0 before 2.0.9

Official advisory · medium-confidence parse· fetched 56 minutes ago·verify at source

Fixed versions

2.0.9
2.0.10
1.3.8

Official advisory · medium-confidence parse· fetched 56 minutes ago·verify at source

Mitigation checklist

Recommended fix / mitigation

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

Official advisory · medium-confidence parse· fetched 56 minutes ago·verify at source

Sources

Official and corroborating records used to build this advisory.

Official vendor advisoryofficial
Official advisory page fetched and parsed; accepted detail fields are attributed to this page.
Apache Software Foundation
CVE.org CNA affected-product recordCVE.org
Structured CNA affected[] data independently confirmed the affected product scope; native advisory content remains authoritative.
CVE Program
NVD discovery recordNVD
Independent discovery and scoring cross-reference. Vendor remediation guidance takes precedence. Discovered from the machine-readable feed https://services.nvd.nist.gov/rest/json/cves/2.0; this link opens the NVD record for CVE-2026-44630 instead of the raw feed document.
NIST National Vulnerability Database

Cross-references

Validate CVE metadata against the authoritative registries.

CVE-2026-44630NVD CVE.org MITRE

Official resources

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Apache project downloads (fixed releases)
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