SSRF in Nangohq Nango
CVE-2026-92804
Nango through 0.70.4 fails to validate caller-supplied connection configuration values interpolated into provider token and proxy URL templates. Authenticated attackers can supply malicious configuration values to direct server requests at internal addresses or cloud metadata endpoints, potentially exfiltrating provider credentials.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N.
EPSS exploit prediction
EPSS: 0.004 (30.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/NangoHQ/nango/security/advisories/GHSA-hgjm-c252-ccxx (vendor-advisory, third-party-advisory)
- github.com/NangoHQ/nango/blob/v0.70.4/packages/shared/lib/utils/utils.ts (technical-description)
- github.com/NangoHQ/nango (product)
- www.vulncheck.com/advisories/nango-through-0.70.4-server-side-request-forgery-v… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-92804?
- CVE-2026-92804 is a high-severity vulnerability in Nangohq Nango, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.1/10. Published 2026-09-16.
- How severe is CVE-2026-92804?
- High severity. CVSS v3 base score is 7.1 out of 10.