CVE-2026-62355

mediumCVSS 5.4covered by 1 sourcefirst seen 2026-07-15

TDengine is an open source, time-series database optimized for Internet of Things devices. Prior to 3.4.1.15, a Data Reader admin_user on a TDengine Cloud DB instance could run create udf even though standard users should have read-only permissions for non-database objects and show dnodes and create user were denied. This issue is fixed in version 3.4.1.15.

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Exploitation outlook

Low exploitation risk0.14% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 4% of all EPSS-scored CVEs.

Advisory coverage (1)

mediumCVE-2026-62355: TDengine is an open source, time-series database optimized for Internet of Things devices. Pri…nvd · 2026-07-15

External references

NVD record for CVE-2026-62355

CVE.org record

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