Is mautic/core affected by CVE-2025-9823?

Packagist mautic/core is affected in >=4.4.0 =5.0.0-alpha =6.0.0-alpha <6.0.5.

Is CVE-2025-9823 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

medium

CVE-2025-9823

Q: Is CVE-2025-9823 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

Packagist · mautic/core

Summary

Mautic vulnerable to reflected XSS in lead:addLeadTags - Quick Add

Severity: medium
EPSS: 0.3% (p20)
Also known as: GHSA-9v8p-m85m-f7mm
Published: 2025-09-03

References

Related advisories

CVE-2025-13828 — critical · Packagist/mautic/core
CVE-2024-47051 — critical · Packagist/mautic/core
CVE-2020-35125 — critical · Packagist/mautic/core
CVE-2026-3105 — high · Packagist/mautic/core
CVE-2024-47053 — high · Packagist/mautic/core
CVE-2022-25768 — high · Packagist/mautic/core
CVE-2025-9824 — medium · Packagist/mautic/core
CVE-2025-9822 — medium · Packagist/mautic/core

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.