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CVE-2026-92804

Nango through 0.70.4 Server-Side Request Forgery via Configuration

HIGH
7.1
CVSS Score
Published: September 16, 2026 at 08:32 PM UTC
Updated: September 22, 2026 at 09:01 PM UTC
1 product affected across 1 vendorNango

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Severity
HIGH7.1
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Nango· Nangohq
60%
v ≤ 0.70.4

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

Third Party AdvisoryVendor Advisory
Source: cverecord
https://github.com/NangoHQ/nango/security/advisories/GHSA-hgjm-c252-ccxx
Technical Description
Source: cverecord
https://github.com/NangoHQ/nango/blob/v0.70.4/packages/shared/lib/utils/utils.ts
Product
Source: cverecord
https://github.com/NangoHQ/nango
Third Party Advisory
Source: cverecord
https://www.vulncheck.com/advisories/nango-through-0.70.4-server-side-request-forgery-via-configuration

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.1HIGHVulnCheck
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-918

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