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GitHub Advisory DatabaseGHSA-4WC5-GFGH-4VJX

HistoryMay 17, 2022 - 2:56 a.m.

EpicEditor XSS Vulnerability

2022-05-1702:56:01

CWE-79

GitHub Advisory Database

github.com

epiceditor

cross-site scripting

vulnerability

img element

html document

marked.js configuration

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS

0.006

Percentile

77.7%

JSON

EpicEditor through 0.2.3 has Cross-Site Scripting because of an insecure default marked.js configuration. An example attack vector is a crafted IMG element in an HTML document.

Affected configurations

Vulners

Node

epiceditor_projectepiceditorRange≤0.2.3

VendorProductVersionCPE
epiceditor_projectepiceditor*cpe:2.3:a:epiceditor_project:epiceditor:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
epiceditor_project	epiceditor	*	cpe:2.3:a:epiceditor_project:epiceditor::::::::

References

bad.code.blog/2017/03/09/epiceditor-cross-site-scripting/

github.com/advisories/GHSA-4wc5-gfgh-4vjx

nvd.nist.gov/vuln/detail/CVE-2017-6589

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS

0.006

Percentile

77.7%

JSON

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