CVE-2018-8071

XSS vulnerability in theme config file in Mautic

6.1 MediumFix available

Mautic before v2.13.0 has stored XSS via a theme config file.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

0.81%Up 0.4 points since Apr 14, 2021

What each source reports

NVD Score used 6.1

Mautic before v2.13.0 has stored XSS via a theme config file.

Record: CVE-2018-8071
CVSS 3.0: 6.1 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness: CWE-79
Updated: 2026-11-02

CVE List No score

Mautic before v2.13.0 has stored XSS via a theme config file.

Record: CVE-2018-8071
Updated: 2026-11-02

EUVDEUVD-2021-0492 No score

Mautic before v2.13.0 has stored XSS via a theme config file.

Record: EUVD-2021-0492
Updated: 2026-11-03

GitHub AdvisoriesGHSA-5w74-jx7m-x6hv 6.1

XSS vulnerability in theme config file in Mautic

Impact

Mautic before v2.13.0 has stored XSS via a theme config file.

Patches

Update to 2.13.0 or later.

Workarounds

None.

For more information

If you have any questions or comments about this advisory:

Email us at [email protected]

Record: GHSA-5w74-jx7m-x6hv
CVSS 3.0: 6.1 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV 6.1

Mautic before v2.13.0 has stored XSS via a theme config file.

Record: CVE-2018-8071
CVSS 3.0: 6.1 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated: 2026-11-02

OSVGHSA-5w74-jx7m-x6hv 6.1

XSS vulnerability in theme config file in Mautic

Impact

Mautic before v2.13.0 has stored XSS via a theme config file.

Patches

Update to 2.13.0 or later.

Workarounds

None.

For more information

If you have any questions or comments about this advisory:

Email us at [email protected]

Record: GHSA-5w74-jx7m-x6hv
CVSS 3.0: 6.1 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

Affected products

mautic

Affected packages

Affected packages
Package	Affected	Fixed
`mautic/core` Packagist	before 2.13.0	2.13.0
`mautic/core` Packagist	before 2.13.0, plus listed versions 1.0.01.0.0-beta1.0.0-beta21.0.0-beta31.0.0-beta4 Show 45 moreShow less 1.0.0-rc11.0.0-rc21.0.0-rc31.0.0-rc41.0.11.0.21.0.31.0.41.0.51.1.01.1.11.1.21.1.31.2.01.2.0-beta11.2.11.2.21.2.31.2.41.3.01.3.11.4.01.4.12.0.02.0.12.1.02.1.12.10.02.10.0-beta2.10.12.11.02.11.0-beta2.12.02.12.0-beta2.12.12.12.1-beta2.12.22.12.2-beta2.13.0-beta2.2.02.2.12.3.02.4.02.5.02.5.1	2.13.0

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-8071 is a medium vulnerability (CVSS 6.1) in Mautic, published April 18, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.81%, the 57th percentile. Fixed in mautic/core 2.13.0.

References

This page doesn't list everything

Left out here: 11 versions. The JSON record has them.