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Fencer Vulns
critical 9.8

CVE-2023-51656 json

Apache IoTDB: Unsafe deserialize map in Sync Tool

published 2023-12-21 2 y ago modified 2026-06-17 4 mo ago also GHSA-f23h-52hj-99p6 , EUVD-2023-3191

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

Deserialization of Untrusted Data vulnerability in Apache IoTDB.This issue affects Apache IoTDB: from 0.13.0 through 0.13.4.

Users are recommended to upgrade to version 1.2.2, which fixes the issue.

Patch / fix

  • maven org.apache.iotdb:iotdb-parent 1.2.2

Exploit prediction

1.03% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
maven org.apache.iotdb:iotdb-parent
>=0.13.0, <1.2.2
1.2.2

Affected products

  • Apache Software Foundation Apache IoTDB

Classification

Weakness
  • CWE-502 Deserialization of Untrusted Data

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.