CVE-2023-2343

Cross-site Scripting (XSS) - DOM in pimcore/pimcore

5.2 MediumFix available

Cross-site Scripting (XSS) - DOM in GitHub repository pimcore/pimcore prior to 10.5.21.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: High
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.38%Up 0.3 points since Apr 28, 2023

What each source reports

CVE List Score used 5.2

Cross-site Scripting (XSS) - DOM in pimcore/pimcore

Cross-site Scripting (XSS) - DOM in GitHub repository pimcore/pimcore prior to 10.5.21.

Record: CVE-2023-2343
CVSS 3.0: 5.2 MediumCVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2023-1257 5.2

Cross-site Scripting (XSS) - DOM in GitHub repository pimcore/pimcore prior to 10.5.21.

Record: EUVD-2023-1257
CVSS 3.0: 5.2 MediumCVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Updated: 2026-11-03

GitHub AdvisoriesGHSA-9q7q-r54q-3f3g 5.4

Cross-site Scripting (XSS) in DataObject Classification Store

Impact

This vulnerability has the potential to steal a user's cookie and gain unauthorized access to that user's account through the stolen cookie or redirect users to other malicious sites.

Record: GHSA-9q7q-r54q-3f3g
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

NVD 5.4

Cross-site Scripting (XSS) - DOM in GitHub repository pimcore/pimcore prior to 10.5.21.

Record: CVE-2023-2343
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS 3.0: 5.2 MediumCVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

OSV 5.2

Cross-site Scripting (XSS) - DOM in pimcore/pimcore

Cross-site Scripting (XSS) - DOM in GitHub repository pimcore/pimcore prior to 10.5.21.

Record: CVE-2023-2343
CVSS 3.0: 5.2 MediumCVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

OSVGHSA-9q7q-r54q-3f3g 5.4

Cross-site Scripting (XSS) in DataObject Classification Store

Impact

This vulnerability has the potential to steal a user's cookie and gain unauthorized access to that user's account through the stolen cookie or redirect users to other malicious sites.

Patches

Update to version 10.5.21 or apply this patch manually https://github.com/pimcore/pimcore/commit/f1d904094700b513c4756904fa2b1e19d08d890e.patch

Workarounds

Apply patch https://github.com/pimcore/pimcore/commit/f1d904094700b513c4756904fa2b1e19d08d890e.patch manually.

References

https://huntr.dev/bounties/2fa17227-a717-4b66-ab5a-16bffbb4edb2/

Record: GHSA-9q7q-r54q-3f3g
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

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`pimcore/pimcore` Packagist	before 10.5.21	10.5.21
`pimcore/pimcore` Packagist	before 10.5.21, plus listed versions 10.0.82.2.02.2.12.2.22.3.0 Show 45 moreShow less 3.0.03.0.13.0.23.0.33.0.43.0.53.0.63.1.03.1.14.0.04.0.14.1.04.1.14.1.24.1.34.2.04.3.04.3.14.4.04.4.14.4.24.4.34.5.04.6.04.6.14.6.24.6.34.6.44.6.5v10.0.0v10.0.0-BETA1v10.0.0-BETA2v10.0.0-BETA3v10.0.0-BETA4v10.0.1v10.0.2v10.0.3v10.0.4v10.0.5v10.0.6v10.0.7v10.0.9v10.1.0v10.1.1v10.1.2	10.5.21

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-2023-2343 is a medium vulnerability (CVSS 5.2) in Pimcore, published April 27, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. Fixed in pimcore/pimcore 10.5.21.

References

This page doesn't list everything

Left out here: 161 versions. The JSON record has them.