CVE-2026-9557

MEDIUM 6.4

CVSS Score

6.4

EPSS Score

0.0%

EPSS Percentile

0th

A Server-Side Request Forgery (SSRF) vulnerability exists in Mautic's Focus component. Due to insufficient validation of user-supplied URLs, an authenticated user can trigger outbound HTTP requests from the hosting server, enabling internal network reconnaissance or forcing requests to arbitrary internal or external destinations.

CWE	CWE-918
Published	May 29, 2026
Last Updated	May 29, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/mautic/mautic/security/advisories/GHSA-jmv8-8j9j-rcpc

Credits

Mateus (@r1beirin) Nguyen Huy Vu Dung (@dungNHVhust) Patryk Gruszka (@patrykgruszka) John Linhart (@escopecz) Leuchtfeuer Digital Marketing (@Leuchtfeuer)