CVE-2026-105806 Payload: Improper access control for MCP API keys

Payload is a free and open source headless content management system. In @payloadcms/plugin-mcp versions from 3.61.0 until 3.88.0, an authenticated user can manage MCP API keys outside the intended account, enabling privilege escalation through account takeover. This issue is fixed in version...

CVE-2026-105806

Payload is a free and open source headless content management system. In @payloadcms/plugin-mcp versions from 3.61.0 until 3.88.0, an authenticated user can manage MCP API keys outside the intended account, enabling privilege escalation through account takeover. This issue is fixed in version...

EUVD-2026-93469

Payload is a free and open source headless content management system. In @payloadcms/plugin-mcp versions from 3.61.0 until 3.88.0, an authenticated user can manage MCP API keys outside the intended account, enabling privilege escalation through account takeover. This issue is fixed in version...

PT-2026-106768

Name of the Vulnerable Software and Affected Versions @payloadcms/plugin-mcp versions 3.61.0 through 3.87.0 Description An authenticated user can manage MCP API keys outside the intended account, which allows for privilege escalation through account takeover. Recommendations Update...

PT-2026-106776

Name of the Vulnerable Software and Affected Versions Payload versions 3.0.0 through 3.87.9 Payload versions 4.0.0-canary.0 through 4.0.0-canary.26 Description An unauthenticated user can cause unintended application behavior when the @payloadcms/plugin-import-export plugin is enabled. By...

PT-2026-106780

Name of the Vulnerable Software and Affected Versions @payloadcms/plugin-stripe versions prior to 3.90.0 @payloadcms/plugin-stripe versions prior to 4.0.0-canary.34 Description An authenticated user can perform unintended Stripe operations by accessing the enabled optional Stripe REST proxy. This...

PT-2026-106797

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 restricted to a single tenant can create a record within another tenant, provid...

PT-2026-106782

Name of the Vulnerable Software and Affected Versions @payloadcms/plugin-ecommerce versions prior to 3.90.0 @payloadcms/plugin-ecommerce versions prior to 4.0.0-canary.34 Description When using the Stripe payment adapter, a Stripe order confirmation can be processed multiple times under certain...

PT-2026-106790

Name of the Vulnerable Software and Affected Versions @payloadcms/plugin-form-builder versions prior to 3.90.0 @payloadcms/plugin-form-builder versions prior to 4.0.0-canary.34 Description An issue exists where the plugin mishandles crafted form submission payloads, allowing an unauthenticated...

PT-2026-106800

Name of the Vulnerable Software and Affected Versions @payloadcms/storage-s3 versions prior to 3.90.0 @payloadcms/storage-s3 canary versions prior to 4.0.0-canary.34 Description An authenticated user can overwrite an existing S3 object belonging to another upload collection. This occurs when clie...

CVE-2026-105844: Improperly Controlled Modification of Object Prototype Attributes

Payload is a free and open source headless content management system. In versions from 3.0.0 before 3.88.0 and canary versions before 4.0.0-canary.27, an unauthenticated user can submit prototype-sensitive field paths when @payloadcms/plugin-import-export is enabled, causing unintended applicatio...

CVE-2026-105806: Missing Authorization

Payload is a free and open source headless content management system. In @payloadcms/plugin-mcp versions from 3.61.0 until 3.88.0, an authenticated user can manage MCP API keys outside the intended account, enabling privilege escalation through account takeover. This issue is fixed in version...

CVE-2026-106100: Authorization Bypass Through User-Controlled Key

Payload is a free and open source headless content management system. In @payloadcms/db-mongodb versions before 3.87.0 and canary versions before 4.0.0-canary.20, an authenticated user who can update a document can modify fields that field-level write access control does not permit that user to...

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...

CVE-2026-105860: Missing Authorization

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, the default tenant array field access allows an authenticated user to assign the user's own account to other tenants...

CVE-2026-105850: Improper Enforcement of a Single, Unique Action

Payload is a free and open source headless content management system. In @payloadcms/plugin-ecommerce versions before 3.90.0 and canary versions before 4.0.0-canary.34, use of the Stripe payment adapter can allow a Stripe order confirmation to be processed more than once under certain conditions...

CVE-2026-105864: Incorrect Authorization

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-2026-105857: Improper Control of Generation of Code

Payload is a free and open source headless content management system. In @payloadcms/plugin-form-builder versions before 3.90.0 and canary versions before 4.0.0-canary.34, an attacker can craft a form submission that executes code remotely on the server. This issue is fixed in versions 3.90.0 and...

CVE-2026-105848: Exposed Dangerous Method or Function

Payload is a free and open source headless content management system. In @payloadcms/plugin-stripe versions before 3.90.0 and canary versions before 4.0.0-canary.34, an authenticated user who can reach the enabled optional Stripe REST proxy can perform unintended Stripe operations. This issue is...

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...