Mautic has Stored Cross-Site Scripting (XSS) in Projects Component

Date Jul 2, 2026

Type Vendor advisory

Signal High-risk advisory

Vendor / Product Composer · mautic/core

CVE CVE-2026-9809

High-risk advisory CVE-2026-9809

Summary

Mautic has Stored Cross-Site Scripting (XSS) in Projects Component

Why it matters

GitHub has published a reviewed security advisory for mautic/core. Prioritize it with other application dependency updates, especially because EPSS places it in the 6% percentile.

Operator check

Check whether mautic/core is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. EPSS probability: 0.2%; percentile: 6%.

Sources

GitHub Advisory GHSA-7h65-whp7-rgqf NVD — CVE-2026-9809 Source reference

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.

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