CVE-2023-23927

Craft CMS stored cross-site scripting vulnerability

6.1 MediumFix available

Craft is a platform for creating digital experiences. When you insert a payload inside a label name or instruction of an entry type, an cross-site scripting (XSS) happens in the quick post widget on the admin dashboard. This issue has been fixed in version 4.3.7.

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

0.80%Down 0.2 points since Mar 4, 2023

What each source reports

CVE List Score used 6.1

Craft CMS stored cross-site scripting vulnerability

Record: CVE-2023-23927
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-2023-1079 6.1

Record: EUVD-2023-1079
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: 2026-11-02

GitHub AdvisoriesGHSA-qcrj-6ffc-v7hq 6.1

Craft CMS Stored Cross-site Scripting Injection Vulnerability

Summary

When you insert a payload inside a label name or instruction of an entry type, an XSS happens in the quick post widget on the admin dashboard.

PoC

Complete instructions, including specific configuration details, to reproduce the vulnerability.

Impact

Tested with the free version of Craft CMS 4.3.6.1

Record: GHSA-qcrj-6ffc-v7hq
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-2023-23927
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV 6.1

Craft CMS stored cross-site scripting vulnerability

Record: CVE-2023-23927
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-qcrj-6ffc-v7hq 6.1

Craft CMS Stored Cross-site Scripting Injection Vulnerability

Summary

When you insert a payload inside a label name or instruction of an entry type, an XSS happens in the quick post widget on the admin dashboard.

PoC

Complete instructions, including specific configuration details, to reproduce the vulnerability.

Impact

Tested with the free version of Craft CMS 4.3.6.1

Record: GHSA-qcrj-6ffc-v7hq
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	4.0.0-RC1 up to 4.3.7	4.3.7
`craftcms/cms` Packagist	3.7.24 up to 3.7.64	3.7.64
`craftcms/cms` Packagist	4.0.0-RC1 up to 4.3.7, plus listed versions 4.0.04.0.0-RC24.0.0-RC34.0.0.14.0.1 Show 38 moreShow less 4.0.24.0.34.0.44.0.54.0.5.14.0.5.24.0.64.1.04.1.0.14.1.0.24.1.14.1.24.1.34.1.44.1.4.14.2.04.2.0.14.2.0.24.2.14.2.1.14.2.24.2.34.2.44.2.54.2.5.14.2.5.24.2.64.2.74.2.84.3.04.3.14.3.24.3.2.14.3.34.3.44.3.54.3.64.3.6.1	4.3.7
`craftcms/cms` Packagist	3.7.24 up to 3.7.64, plus listed versions 3.7.253.7.25.13.7.263.7.273.7.27.1 Show 45 moreShow less 3.7.27.23.7.283.7.293.7.303.7.30.13.7.313.7.323.7.333.7.343.7.353.7.363.7.373.7.383.7.393.7.403.7.40.13.7.413.7.423.7.433.7.443.7.453.7.45.13.7.45.23.7.463.7.473.7.47.13.7.483.7.493.7.503.7.513.7.523.7.533.7.53.13.7.543.7.553.7.55.13.7.55.23.7.55.33.7.563.7.573.7.583.7.593.7.603.7.613.7.62	3.7.64

History

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

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

In short

CVE-2023-23927 is a medium vulnerability (CVSS 6.1) in Craftcms Cms, published March 3, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.80%, the 57th percentile. Fixed in craftcms/cms 4.3.7.

References

This page doesn't list everything

Left out here: 2 versions. The JSON record has them.