CVE-2026-35409 | Directus has a SSRF Protection Bypass via IPv4-Mapped IPv6 Addresses in File Import

Directus is a real-time API and App dashboard for managing SQL database content. Prior to 11.16.0, a Server-Side Request Forgery (SSRF) protection bypass has been identified and fixed in Directus. The IP address validation mechanism used to block requests to local and private networks could be circumvented using IPv4-Mapped IPv6 address notation. This vulnerability is fixed in 11.16.0.

Published: 2026-04-06 Last update: 2026-04-20 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2026-35409 is rated Low Risk (33.6/100): CVSS High severity, with low exploitation likelihood (EPSS 0.03%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2026-35409

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-04-07 0.03%

Full EPSS history (1 record total)

Common vulnerability scoring system (CVSS) metrics for CVE-2026-35409

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.7 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
3.1 4.0 [email protected]

Weakness enumeration for CVE-2026-35409

GitHub Security Advisory for CVE-2026-35409

GHSA-wv3h-5fx7-966h · Severity: high · Ecosystem: npm — Directus: SSRF Protection Bypass via IPv4-Mapped IPv6 Addresses in File Import

Affected software / configurations for CVE-2026-35409

Vendor Product Version Raw CPE
monospace directus < 11.16.0 cpe:2.3:a:monospace:directus:*:*:*:*:*:node.js:*:*

References for CVE-2026-35409

cvelogic Threat Intelligence