@jhb.software/payload-cloudinary-plugin: Arbitrary Cloudinary API Parameter Signing — GHSA-H5X8-XP6M-X6Q4

Summary

## Arbitrary Cloudinary API Parameter Signing in @jhb.software/payload-cloudinary-plugin ### Summary `@jhb.software/payload-cloudinary-plugin` v0.3.4 exposes a server-side signing endpoint (`POST /api/cloudinary-generate-signature`) that passes attacker-supplied `paramsToSign` directly to `cloudinary.utils.api_sign_request()` without any allowlist, key filtering, or policy enforcement. Any authenticated Payload…

Product

npm: @jhb.software/payload-cloudinary-plugin

What to do

General, cautious steps (verify details in the official source):

• Prioritize patching or mitigation immediately (treat as actively risky).
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source

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