CVE-2026-44635

Kysely is a type-safe TypeScript SQL query builder. From 0.26.0 to 0.28.16, DefaultQueryCompiler.visitJSONPathLeg does not escape JSON-path metacharacters ., , , , , ?. When attacker-controlled input flows into eb.refcol, '-$'.keyinput or .atinput — including type-safe code where the JSON column ...

CVE-2026-44635

Kysely is a type-safe TypeScript SQL query builder. From 0.26.0 to 0.28.16, DefaultQueryCompiler.visitJSONPathLeg does not escape JSON-path metacharacters ., , , , , ?. When attacker-controlled input flows into eb.refcol, '-$'.keyinput or .atinput — including type-safe code where the JSON column ...

CVE-2026-44635

Kysely CVE-2026-44635 affects versions 0.26.0 through 0.28.16. The vulnerability resides in the JSON path builder: DefaultQueryCompiler.visitJSONPathLeg and related code do not escape JSON-path metacharacters (., [, ], *, **, ?). Attacker-controlled input used in eb.ref(col, '->$').key(input) ...

CVE-2026-44635

Kysely is a type-safe TypeScript SQL query builder. From 0.26.0 to 0.28.16, DefaultQueryCompiler.visitJSONPathLeg does not escape JSON-path metacharacters ., , , , , ?. When attacker-controlled input flows into eb.refcol, '-$'.keyinput or .atinput — including type-safe code where the JSON column ...

CVE-2026-44635 Kysely: JSON-path traversal injection via unsanitized path-leg metacharacters in `JSONPathBuilder.key()` / `.at()`

Kysely is a type-safe TypeScript SQL query builder. From 0.26.0 to 0.28.16, DefaultQueryCompiler.visitJSONPathLeg does not escape JSON-path metacharacters ., , , , , ?. When attacker-controlled input flows into eb.refcol, '-$'.keyinput or .atinput — including type-safe code where the JSON column ...

EUVD-2026-32623

Kysely is a type-safe TypeScript SQL query builder. From 0.26.0 to 0.28.16, DefaultQueryCompiler.visitJSONPathLeg does not escape JSON-path metacharacters ., , , , , ?. When attacker-controlled input flows into eb.refcol, '-$'.keyinput or .atinput — including type-safe code where the JSON column ...

CVE-2026-44635 Kysely: JSON-path traversal injection via unsanitized path-leg metacharacters in `JSONPathBuilder.key()` / `.at()`

Kysely is a type-safe TypeScript SQL query builder. From 0.26.0 to 0.28.16, DefaultQueryCompiler.visitJSONPathLeg does not escape JSON-path metacharacters ., , , , , ?. When attacker-controlled input flows into eb.refcol, '-$'.keyinput or .atinput — including type-safe code where the JSON column ...

Kysely 安全漏洞

Kysely is a type-safe TypeScript SQL query builder developed by Kysely contributors. Versions of Kysely from 0.26.0 to 0.28.16 contain security vulnerabilities. These vulnerabilities stem from the lack of escaping of JSON path metacharacters in the DefaultQueryCompiler.visitJSONPathLeg function. ...

GHSA-PV5W-4P9Q-P3V2 Kysely: JSON-path traversal injection via unsanitized path-leg metacharacters in `JSONPathBuilder.key()` / `.at()`

Summary Kysely 0.28.12 added a sanitizeStringLiteral call inside DefaultQueryCompiler.visitJSONPathLeg commit 0a602bf, PR 1727 to fix CVE-2026-32763 GHSA-wmrf-hv6w-mr66. The fix only doubles single quotes ' → ''; it does not escape JSON-path metacharacters ., , , , , ?. When attacker-controlled...

NPM: Kysely: JSON-path traversal injection via unsanitized path-leg metacharacters in `JSONPathBuilder.key()` / `.at()`

NPM: Kysely: JSON-path traversal injection via unsanitized path-leg metacharacters in JSONPathBuilder.key / .at vulnerability discovered by ? in WordPress Npm kysely versions = 0.26.0, 0.28.17...

SQL Injection

Overview kysely is a Type safe SQL query builder Affected versions of this package are vulnerable to SQL Injection via the visitJSONPathLeg function, which appends user-controlled values from .key and .at directly into single-quoted JSON path string literals without proper escaping. An attacker c...

Kysely: JSON-path traversal injection via unsanitized path-leg metacharacters in `JSONPathBuilder.key()` / `.at()`

Summary Kysely 0.28.12 added a sanitizeStringLiteral call inside DefaultQueryCompiler.visitJSONPathLeg commit 0a602bf, PR 1727 to fix CVE-2026-32763 GHSA-wmrf-hv6w-mr66. The fix only doubles single quotes ' → ''; it does not escape JSON-path metacharacters ., , , , , ?. When attacker-controlled...

PT-2026-39898

Name of the Vulnerable Software and Affected Versions Kysely versions prior to 0.28.16 Description Improper input handling in the JSON-path compiler allows attackers to access sensitive JSON data. The software fails to escape JSON-path metacharacters such as ., , , , , and ?, only doubling single...

CVE-2026-44635

creationtimestamp| type| source ---|---|--- 2026-05-07 13:17:59+00:00| published-proof-of-concept| https://github.com/kysely-org/kysely/security/advisories/GHSA-pv5w-4p9q-p3v2...

CVE-2026-33442

Kysely is a type-safe TypeScript SQL query builder. In versions 0.28.12 and 0.28.13, the sanitizeStringLiteral method in Kysely's query compiler escapes single quotes ' → '' but does not escape backslashes. On MySQL with the default BACKSLASHESCAPES SQL mode, an attacker can inject a backslash...

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 the MySQL dialect where NOBACKSLASHESCAPES is OFF by default, an...

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 the MySQL dialect where NOBACKSLASHESCAPES is OFF by default, an...

CVE-2026-33442

Kysely is a type-safe TypeScript SQL query builder. In versions 0.28.12 and 0.28.13, the sanitizeStringLiteral method in Kysely's query compiler escapes single quotes ' → '' but does not escape backslashes. On MySQL with the default BACKSLASHESCAPES SQL mode, an attacker can inject a backslash...

CVE-2026-33468 Kysely has a MySQL SQL Injection via Insufficient Backslash Escaping in `sql.lit(string)` usage or similar methods that append string literal values into the compiled SQL strings

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 the MySQL dialect where NOBACKSLASHESCAPES is OFF by default, an...

CVE-2026-33468 Kysely has a MySQL SQL Injection via Insufficient Backslash Escaping in `sql.lit(string)` usage or similar methods that append string literal values into the compiled SQL strings

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 the MySQL dialect where NOBACKSLASHESCAPES is OFF by default, an...