CVE-2023-31144

Craft CMS vulnerable to cross site scripting in RSS feed widget

6.1 MediumFix available

Craft CMS is a content management system. Starting in version 3.0.0 and prior to versions 3.8.4 and 4.4.4, a malformed title in the feed widget can deliver a cross-site scripting payload. This issue is fixed in version 3.8.4 and 4.4.4.

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

0.41%Up 0.4 points since May 10, 2023

What each source reports

CVE List Score used 6.1

Craft CMS vulnerable to cross site scripting in RSS feed widget

Record: CVE-2023-31144
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2023-1563 6.1

Record: EUVD-2023-1563
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-j4mx-98hw-6rv6 6.1

craftcms/cms vulnerable to cross site scripting in RSS feed widget

A malformed title in the feed widget of craftcms/cms can deliver an XSS payload. This has been resolved in this commit.

Record: GHSA-j4mx-98hw-6rv6
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

NVD 6.1

Record: CVE-2023-31144
CVSS 3.1: 6.1 MediumCVSS:3.1/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

Craft CMS vulnerable to cross site scripting in RSS feed widget

Record: CVE-2023-31144
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSVGHSA-j4mx-98hw-6rv6 6.1

craftcms/cms vulnerable to cross site scripting in RSS feed widget

A malformed title in the feed widget of craftcms/cms can deliver an XSS payload. This has been resolved in this commit.

Record: GHSA-j4mx-98hw-6rv6
CVSS 3.1: 6.1 MediumCVSS:3.1/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

Affected packages

Affected packages
Package	Affected	Fixed
`craftcms/cms` Packagist	3.0.0 to 3.8.3	3.8.4
`craftcms/cms` Packagist	4.0.0 to 4.4.3	4.4.4
`craftcms/cms` Packagist	3.0.0 up to 3.8.4, plus listed versions 3.0.0.13.0.0.23.0.13.0.103.0.10.1 Show 45 moreShow less 3.0.10.23.0.10.33.0.113.0.123.0.133.0.13.13.0.13.23.0.143.0.153.0.163.0.16.13.0.173.0.17.13.0.183.0.193.0.23.0.203.0.213.0.223.0.233.0.23.13.0.243.0.253.0.263.0.26.13.0.273.0.27.13.0.283.0.293.0.33.0.3.13.0.303.0.30.13.0.30.23.0.313.0.323.0.333.0.343.0.353.0.363.0.373.0.383.0.393.0.43.0.40	3.8.4
`craftcms/cms` Packagist	4.0.0 up to 4.4.4, plus listed versions 4.0.0.14.0.14.0.24.0.34.0.4 Show 45 moreShow less 4.0.54.0.5.14.0.5.24.0.64.1.04.1.0.14.1.0.24.1.14.1.24.1.34.1.44.1.4.14.2.04.2.0.14.2.0.24.2.14.2.1.14.2.24.2.34.2.44.2.54.2.5.14.2.5.24.2.64.2.74.2.84.3.04.3.14.3.104.3.114.3.24.3.2.14.3.34.3.44.3.54.3.64.3.6.14.3.74.3.7.14.3.84.3.8.14.3.8.24.3.94.4.04.4.0-beta.1	4.4.4

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, products	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-2023-31144 is a medium vulnerability (CVSS 6.1) in Craftcms Cms, published May 5, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.41%, the 35th percentile. Fixed in craftcms/cms 3.8.4.

References

This page doesn't list everything

Left out here: 366 versions. The JSON record has them.