CVE-2023-4395

Cross-site Scripting (XSS) - Stored in cockpit-hq/cockpit

8.1 High

Cross-site Scripting (XSS) - Stored in GitHub repository cockpit-hq/cockpit prior to 2.6.4.

Attack profile

How easy it is to exploit

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

What an attacker can affect

Confidentiality: None
Integrity: High
Availability: High

Exploit likelihood

0.57%Up 0.5 points since Aug 18, 2023

What each source reports

CVE List Score used 8.1

Cross-site Scripting (XSS) - Stored in cockpit-hq/cockpit

Cross-site Scripting (XSS) - Stored in GitHub repository cockpit-hq/cockpit prior to 2.6.4.

Record: CVE-2023-4395
CVSS 3.0: 8.1 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2023-2212 8.1

Cross-site Scripting (XSS) - Stored in GitHub repository cockpit-hq/cockpit prior to 2.6.4.

Record: EUVD-2023-2212
CVSS 3.0: 8.1 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-5cv4-48h7-7782 8.1

Cockpit Cross-site Scripting vulnerability

Cross-site Scripting (XSS) - Stored in GitHub repository cockpit-hq/cockpit 2.6.3 and prior. A patch is available at commit 36d1d4d256cbbab028342ba10cc493e5c119172c and anticipated to be part of version 2.6.4.

Record: GHSA-5cv4-48h7-7782
CVSS 3.0: 8.1 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Weakness: CWE-79
Updated: 2026-11-02

NVD 5.4

Cross-site Scripting (XSS) - Stored in GitHub repository cockpit-hq/cockpit prior to 2.6.4.

Record: CVE-2023-4395
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: 8.1 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Weakness: CWE-79
Updated: 2026-11-02

OSV 8.1

Cross-site Scripting (XSS) - Stored in cockpit-hq/cockpit

Cross-site Scripting (XSS) - Stored in GitHub repository cockpit-hq/cockpit prior to 2.6.4.

Record: CVE-2023-4395
CVSS 3.0: 8.1 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Weakness: CWE-79
Updated: 2026-11-02

OSVGHSA-5cv4-48h7-7782 8.1

Cockpit Cross-site Scripting vulnerability

Record: GHSA-5cv4-48h7-7782
CVSS 3.0: 8.1 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Weakness: CWE-79
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`cockpit-hq/cockpit` Packagist	through 2.6.3	None known
`cockpit-hq/cockpit` Packagist	through 2.6.3, plus listed versions 2.0.02.0.12.0.22.1.02.1.1 Show 22 moreShow less 2.1.22.2.02.2.12.2.22.3.02.3.12.3.22.3.32.3.42.3.52.3.62.3.72.3.82.3.92.4.02.4.12.5.02.5.12.5.22.6.02.6.12.6.2	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	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-2023-4395 is a high vulnerability (CVSS 8.1) in Agentejo Cockpit, published August 17, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.57%, the 47th percentile. No source names a fixed version.

Attack profile

How easy it is to exploit

What an attacker can affect

Exploit likelihood

What each source reports

Affected products

Affected packages

History

In short

References