What is CVE-2026-33468?

CVE-2026-33468 is a high-severity vulnerability in Kysely, classified under SQL Injection. CVSS score: 8.1/10. Published 2026-03-26.

How severe is CVE-2026-33468?

High severity. CVSS v3 base score is 8.1 out of 10.

SQL Injection in Kysely

CVE-2026-33468

Kysely is a type-safe TypeScript SQL query builder. Prior to version 0.28.14, Kysely's `DefaultQueryCompiler.sanitizeStringLiteral()` only escapes single quotes by doubling them (`'` → `''`) but does not escape backslashes. When used with…

Vulnerability class: SQL Injection

EPSS: 0.004 (34.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Kysely
Kysely-org Kysely — versions < 0.28.14

Weakness classification (CWE)

CWE-89 — SQL Injection

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-33468?: CVE-2026-33468 is a high-severity vulnerability in Kysely, classified under SQL Injection. CVSS score: 8.1/10. Published 2026-03-26.
How severe is CVE-2026-33468?: High severity. CVSS v3 base score is 8.1 out of 10.