Staging Environment: Content and features may be unstable or change without notice.
Search for vulnerabilities
Vulnerability details: VCID-9mf7-56fh-fyfk
Vulnerability ID VCID-9mf7-56fh-fyfk
Aliases CVE-2018-18943
GHSA-fx2m-5m9v-jhgp
Summary Cross-site Scripting An issue was discovered in baserCMS In the Register New Category feature of the Upload menu, the category name can be used for XSS via the `data[UploaderCategory][name]` parameter to an `admin/uploader/uploader_categories/edit` URI.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00305 https://api.first.org/data/v1/epss?cve=CVE-2018-18943
cvssv3.1 4.8 https://nvd.nist.gov/vuln/detail/CVE-2018-18943
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2018-18943
cvssv3.1 4.8 https://web.archive.org/web/20200130073341/https://basercms.net/release/4_1_4
generic_textual MODERATE https://web.archive.org/web/20200130073341/https://basercms.net/release/4_1_4
cvssv3.1 4.8 https://web.archive.org/web/20211209034642/http://sunu11.com/2018/10/31/baserCMS
generic_textual MODERATE https://web.archive.org/web/20211209034642/http://sunu11.com/2018/10/31/baserCMS
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2018-18943
https://basercms.net/release/4_1_4
https://web.archive.org/web/20200130073341/https://basercms.net/release/4_1_4
https://web.archive.org/web/20211209034642/http://sunu11.com/2018/10/31/baserCMS
CVE-2018-18943 https://nvd.nist.gov/vuln/detail/CVE-2018-18943
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-18943
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N Found at https://web.archive.org/web/20200130073341/https://basercms.net/release/4_1_4
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N Found at https://web.archive.org/web/20211209034642/http://sunu11.com/2018/10/31/baserCMS
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.54037
EPSS Score 0.00305
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-02T04:38:33.954011+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/baserproject/basercms/CVE-2018-18943.yml 38.6.0