Out-of-bounds Read in Taosdata Tdengine
CVE-2026-62353
TDengine is a time-series database optimized for Internet of Things devices. Prior to 3.4.1.14, source/libs/parser/src/parTokenizer.c tGetToken() incremented past a trailing backslash in a SQL string literal such as 'abc\ and read one byte…
Vulnerability class: Buffer Overflow
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L.
Affected products
- Taosdata Tdengine — versions < 3.4.1.14
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2026-62353?
- CVE-2026-62353 is a medium-severity vulnerability in Taosdata Tdengine, classified under Out-of-bounds Read. CVSS score: 5.4/10. Published 2026-07-15.
- How severe is CVE-2026-62353?
- Medium severity. CVSS v3 base score is 5.4 out of 10.