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-2026-105867 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-2026-105867 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-2026-105867

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-2026-105865 Payload: Incomplete validation during the upload file lifecycle

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, an authenticated user who can update or delete uploads stored locally can cause file cleanup to remove unintended files outside the configured upload...

CVE-2026-105865 Payload: Incomplete validation during the upload file lifecycle

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, an authenticated user who can update or delete uploads stored locally can cause file cleanup to remove unintended files outside the configured upload...

CVE-2026-105865 Payload: Incomplete validation during the upload file lifecycle

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, an authenticated user who can update or delete uploads stored locally can cause file cleanup to remove unintended files outside the configured upload...

CVE-2026-105865

The Payload headless content management system is vulnerable to a path traversal issue in versions before 3.90.0 and canary versions before 4.0.0-canary.34 . An authenticated user with permissions to update or delete locally stored uploads can trigger a file cleanup process that removes unintende...

CVE-2026-105864 Payload: Cross-tenant create in @payloadcms/plugin-multi-tenant

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-2026-105864

The Payload headless content management system is vulnerable in @payloadcms/plugin-multi-tenant versions prior to 3.90.0 and canary versions before 4.0.0-canary.34 . An authenticated user restricted to a single tenant can exploit an incorrect authorization flaw (CWE-863) to create a record in a d...

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-2026-105864 Payload: Cross-tenant create in @payloadcms/plugin-multi-tenant

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-2026-105864 Payload: Cross-tenant create in @payloadcms/plugin-multi-tenant

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-2026-105860 Payload: Tenant authorization bypass in Multi-Tenant Plugin

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-2026-105860

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-2026-105860 Payload: Tenant authorization bypass in Multi-Tenant Plugin

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-2026-105806

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...

GHSA-R9V2-GG2J-22Q5 Payload: Insufficient Access Control in Stripe REST Proxy

Impact An authenticated user could perform unintended Stripe operations through the optional Stripe REST proxy. You are affected if ALL of these are true: - Your application uses @payloadcms/plugin-stripe. - The optional Stripe REST proxy is enabled. - An authenticated user can reach the proxy...

CVE-2026-105848 Payload: Insufficient Access Control in Stripe REST Proxy

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...

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...