CVE-2026-110861

The Better Auth library, specifically the @better-auth/drizzle-adapter (versions 1.6.17 to 1.7.7), better-auth (versions 1.6.17 to 1.7.7), and @better-auth/kysely-adapter (versions 1.6.17 to 1.7.0), contains a race condition in its database-backed rate limiting when used with PostgreSQL . The roo...

PT-2026-114175

Name of the Vulnerable Software and Affected Versions better-auth versions 1.6.17 through 1.7.6 @better-auth/drizzle-adapter versions 1.6.17 through 1.7.6 @better-auth/kysely-adapter versions 1.6.17 through 1.6.9 Description A race condition exists in database-backed rate limiting on PostgreSQL...

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) ...

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 ...

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 ...

@abiswas97/postgres-mcp (2.0.0), @adlanarifzr/mikro-orm-migrations (>=7.0.5-next.0, <=7.0.9) +666 more potentially affected by CVE-2026-44635 via kysely (>=0.26.3, <=0.28.16)

kysely NPM version =0.26.3, =7.0.5-next.0, =7.0.5-next.0, =1.0.25-beta.0, =0.0.19, =2.7.6, =0.2.0, =0.0.1, =0.0.17, =0.0.2, =0.0.31 and more Source cves: CVE-2026-44635 Source advisory: MEND:CVE-2026-44635...

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 security vulnerabilities

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. ...

CVE-2026-44635: Improper Limitation of a Pathname to a Restricted Directory

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 ...

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...

@abiswas97/postgres-mcp (2.0.0), @adlanarifzr/mikro-orm-migrations (>=7.0.5-next.0, <=7.0.9) +666 more potentially affected by CVE-2026-32763 +1 more via kysely (>=0.26.3, <=0.28.16)

kysely NPM version =0.26.3, =7.0.5-next.0, =7.0.5-next.0, =1.0.25-beta.0, =0.0.19, =2.7.6, =0.2.0, =0.0.1, =0.0.17, =0.0.2, =0.0.31 and more Source cves: CVE-2026-32763, CVE-2026-44635 Source advisory: SNYK:JS-KYSELY-16642092...

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...

@abiswas97/postgres-mcp (2.0.0), @adlanarifzr/mikro-orm-migrations (>=7.0.5-next.0, <=7.0.9) +666 more potentially affected by CVE-2026-32763 +1 more via kysely (>=0.26.3, <=0.28.16)

kysely NPM version =0.26.3, =7.0.5-next.0, =7.0.5-next.0, =1.0.25-beta.0, =0.0.19, =2.7.6, =0.2.0, =0.0.1, =0.0.17, =0.0.2, =0.0.31 and more Source cves: CVE-2026-32763, CVE-2026-44635 Source advisory: GHSA-PV5W-4P9Q-P3V2...

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...

@abiswas97/postgres-mcp (2.0.0), @adlanarifzr/mikro-orm-migrations (>=7.0.5-next.0, <=7.0.9) +666 more potentially affected by CVE-2026-44635 via kysely (>=0.26.3, <=0.28.16)

kysely NPM version =0.26.3, =7.0.5-next.0, =7.0.5-next.0, =1.0.25-beta.0, =0.0.19, =2.7.6, =0.2.0, =0.0.1, =0.0.17, =0.0.2, =0.0.31 and more Source cves: CVE-2026-44635 Source advisory: OSV:GHSA-PV5W-4P9Q-P3V2...

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...