Vulnerability Description
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 beyond the null terminator, allowing an authenticated user who can submit SQL queries to crash the server and possibly leak adjacent memory. This issue is fixed in version 3.4.1.14.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/taosdata/TDengine/security/advisories/GHSA-5r9p-3j4f-gmgp
- https://github.com/taosdata/TDengine/security/advisories/GHSA-5r9p-3j4f-gmgp
FAQ
What is CVE-2026-62353?
CVE-2026-62353 is a vulnerability with a CVSS score of 5.4 (MEDIUM). 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 ...
How severe is CVE-2026-62353?
CVE-2026-62353 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-62353?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.