CVE-2018-20682

Fork CMS XSS Vulnerability

5.4 Medium

CVE-2018-20682 is a medium vulnerability (CVSS 5.4) in Fork-cms Fork Cms, published January 9, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.56%, the 46th percentile. No source names a fixed version.

What does this mean?

Severity: 5.4 MediumCVSS 3.0, NVD
Exploit chance: 0.56%EPSS, 46th percentile
Exploitation: None knownNot on CISA’s or ENISA’s lists
Fixed in: No fix listedNo source names one

Description

Fork CMS 5.0.6 allows stored XSS via the private/en/settings facebook_admin_ids parameter (aka "Admin ids" input in the Facebook section).

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

0.56%Up 0.1 points since Apr 14, 2021

Affected products

fork-cms fork cms

Affected packages

Affected packages
Package	Affected	Fixed
`forkcms/forkcms` Packagist	through 5.0.6	None known
`forkcms/forkcms` Packagist	through 5.0.6, plus listed versions 3.5.03.5.13.6.03.6.13.6.2 Show 45 moreShow less 3.6.33.6.43.6.53.6.63.73.7.13.7.23.7.33.8.03.8.13.8.23.8.33.8.43.8.53.8.63.8.73.9.03.9.13.9.23.9.33.9.43.9.53.9.64.0.04.0.14.0.24.0.34.0.44.0.54.0.64.1.04.1.14.1.24.2.04.2.14.2.24.2.34.2.44.3.04.3.14.4.04.4.14.5.04.5.14.5.2	None known

What each source reports

NVD Score used5.4

Fork CMS 5.0.6 allows stored XSS via the private/en/settings facebook_admin_ids parameter (aka "Admin ids" input in the Facebook section).

Record: CVE-2018-20682
CVSS 3.0: 5.4 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0: 3.5 LowAV:N/AC:M/Au:S/C:N/I:P/A:N
Weakness: CWE-79
Updated: 2026-11-02

CVE ListNo score

Fork CMS 5.0.6 allows stored XSS via the private/en/settings facebook_admin_ids parameter (aka "Admin ids" input in the Facebook section).

Record: CVE-2018-20682
Updated: 2026-11-02

EUVDEUVD-2022-5767No score

Fork CMS 5.0.6 allows stored XSS via the private/en/settings facebook_admin_ids parameter (aka "Admin ids" input in the Facebook section).

Record: EUVD-2022-5767
Updated: 2026-11-03

GitHub AdvisoriesGHSA-xcmj-xjhg-wvhq5.4

Fork CMS XSS Vulnerability

Fork CMS 5.0.6 allows stored XSS via the private/en/settings facebook_admin_ids parameter (aka "Admin ids" input in the Facebook section).

Record: GHSA-xcmj-xjhg-wvhq
CVSS 3.0: 5.4 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV5.4

Fork CMS 5.0.6 allows stored XSS via the private/en/settings facebook_admin_ids parameter (aka "Admin ids" input in the Facebook section).

Record: CVE-2018-20682
CVSS 3.0: 5.4 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Updated: 2026-11-02

OSVGHSA-xcmj-xjhg-wvhq5.4

Fork CMS XSS Vulnerability

Fork CMS 5.0.6 allows stored XSS via the private/en/settings facebook_admin_ids parameter (aka "Admin ids" input in the Facebook section).

Record: GHSA-xcmj-xjhg-wvhq
CVSS 3.0: 5.4 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

History

History
Recorded	Changed	Sources
Nov 10, 2026	facts
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.

References

This page doesn't list everything

Left out here: 9 versions. The JSON record has them.