SSRF in Payloadcms Payload
CVE-2026-34746
Payload is a free and open source headless content management system. Prior to version 3.79.1, an authenticated Server-Side Request Forgery (SSRF) vulnerability exists in the upload functionality. Authenticated users with create or update access to an upload-enabled collection could cause the server to make outbound HTTP requests to arbitrary URLs. This issue has been patched in version 3.79.1.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (26.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 26.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
- Payloadcms Payload — versions < 3.79.1
Weakness classification (CWE)
References
- github.com/payloadcms/payload/security/advisories/GHSA-6r7f-q7f5-wpx8 (Mitigation, Vendor Advisory)
- github.com/payloadcms/payload/releases/tag/v3.79.1 (Product, Release Notes)
Frequently asked questions
- What is CVE-2026-34746?
- CVE-2026-34746 is a high-severity vulnerability in Payloadcms Payload, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.7/10. Published 2026-04-01.
- How severe is CVE-2026-34746?
- High severity. CVSS v3 base score is 7.7 out of 10.