Authorization Bypass

Payload CMS is vulnerable to Authorization Bypass. The vulnerability is due to insufficient access control and file validation when handling client uploads across multiple collections sharing an S3 bucket, which allows an authenticated attacker to overwrite existing objects belonging to another...

CVE-2026-63316

A SQL injection vulnerability has been identified in Payload CMS. Improper neutralization of input provided by user into "in" and "notin" query paramethers allows an authenticated attacker to perform SQL Injection attacks. This issue was fixed in version 3.90.0 and 4.0.0-canary.34...

CVE-2026-63316

A SQL injection vulnerability exists in Payload CMS due to the improper neutralization of user-provided input within the "in" and "not_in" query parameters. This flaw allows an authenticated attacker to execute arbitrary SQL commands. The issue was addressed in versions 3.90.0 and 4.0.0-canary.34...

CVE-2026-63316 SQL Injection in Payload CMS

A SQL injection vulnerability has been identified in Payload CMS. Improper neutralization of input provided by user into "in" and "notin" query paramethers allows an authenticated attacker to perform SQL Injection attacks. This issue was fixed in version 3.90.0 and 4.0.0-canary.34...

CVE-2026-63316 SQL Injection in Payload CMS

A SQL injection vulnerability has been identified in Payload CMS. Improper neutralization of input provided by user into "in" and "notin" query paramethers allows an authenticated attacker to perform SQL Injection attacks. This issue was fixed in version 3.90.0 and 4.0.0-canary.34...

CVE-2026-63316: Improper Neutralization of Special Elements used in an SQL Command

A SQL injection vulnerability has been identified in Payload CMS. Improper neutralization of input provided by user into "in" and "notin" query paramethers allows an authenticated attacker to perform SQL Injection attacks. This issue was fixed in version 3.90.0 and 4.0.0-canary.34...

SQL Injection

Payload CMS is vulnerable to SQL Injection. The vulnerability is due to improper validation of crafted field paths and operators in collections containing JSON fields or blocks with blocksAsJSON enabled, which allows an authenticated attacker with read and create or update permissions to inject...

Denial Of Service (DoS)

Payload CMS is vulnerable to Denial of Service DoS. The vulnerability is due to improper handling of the account lockout mechanism in local-authentication collections, which allows an unauthenticated attacker who knows a user's email address or username to repeatedly trigger account lockout and...

Exposure Of Sensitive Information

Payload CMS is vulnerable to Exposure of Sensitive Information. The vulnerability is due to improper validation of redirect destinations during authenticated external URL-based upload retrieval, which allows an attacker to redirect requests to an untrusted destination and capture authentication...

EUVD-2026-93513

Payload: Client uploads could overwrite S3 objects...

Exploit for CVE-2026-105844

CVE-2026-105844 — Payload CMS import-export prototype pollutio...

PT-2026-111412

Name of the Vulnerable Software and Affected Versions Payload CMS versions prior to 3.90.0 Payload CMS versions prior to 4.0.0-canary.34 Description An authenticated attacker can perform SQL Injection attacks due to improper neutralization of user input provided to the in and not in query...

CVE-2026-105867 Payload: Client uploads could overwrite S3 objects

Payload is a free and open source headless content management system. In @payloadcms/storage-s3 versions before 3.90.0 and canary versions before 4.0.0-canary.34, an authenticated user can overwrite an existing S3 object belonging to another upload collection when client uploads are enabled for...

CVE-2026-105864

Payload is a free and open source headless content management system. In @payloadcms/plugin-multi-tenant versions before 3.90.0 and canary versions before 4.0.0-canary.34, an authenticated user limited to one tenant can create a record in another tenant when at least one tenant-enabled collection...

CVE-2026-105852

Payload is a free and open source headless content management system. In versions before 3.90.0 and canary versions before 4.0.0-canary.34, querying a readable collection with a relationship to another collection can expose information about related documents protected by access.read where...

CVE-2026-105867: Authorization Bypass Through User-Controlled Key

Payload is a free and open source headless content management system. In @payloadcms/storage-s3 versions before 3.90.0 and canary versions before 4.0.0-canary.34, an authenticated user can overwrite an existing S3 object belonging to another upload collection when client uploads are enabled for...

PT-2026-106793

Name of the Vulnerable Software and Affected Versions @payloadcms/plugin-multi-tenant versions prior to 3.90.0 @payloadcms/plugin-multi-tenant canary versions prior to 4.0.0-canary.34 Description An authenticated user can assign their own account to other tenants due to the default tenant array...

EUVD-2026-78825

Payload Plugins is a collection of plugins designed to enhance Payload CMS. From 0.3.0 until 0.4.0, @jhb.software/payload-cloudinary-plugin deployments with clientUploads enabled expose POST /api/cloudinary-generate-signature, whose handler in cloudinary/src/getGenerateSignature.ts passes...

CVE-2026-58200 @jhb.software/payload-cloudinary-plugin: Arbitrary Cloudinary API Parameter Signing

Payload Plugins is a collection of plugins designed to enhance Payload CMS. From 0.3.0 until 0.4.0, @jhb.software/payload-cloudinary-plugin deployments with clientUploads enabled expose POST /api/cloudinary-generate-signature, whose handler in cloudinary/src/getGenerateSignature.ts passes...

CVE-2026-58200 @jhb.software/payload-cloudinary-plugin: Arbitrary Cloudinary API Parameter Signing

Payload Plugins is a collection of plugins designed to enhance Payload CMS. From 0.3.0 until 0.4.0, @jhb.software/payload-cloudinary-plugin deployments with clientUploads enabled expose POST /api/cloudinary-generate-signature, whose handler in cloudinary/src/getGenerateSignature.ts passes...