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Vulnerability details: VCID-k4tw-9bcm-x3ff
Vulnerability ID VCID-k4tw-9bcm-x3ff
Aliases CVE-2023-40191
GHSA-468x-frcm-ghx6
Summary Liferay Portal and Liferay DXP vulnerable to reflected Cross-site Scripting Reflected cross-site scripting (XSS) vulnerability in the instance settings for Accounts in Liferay Portal 7.4.3.44 through 7.4.3.97, and Liferay DXP 2023.Q3 before patch 6, and 7.4 update 44 through 92 allows remote attackers to inject arbitrary web script or HTML via a crafted payload injected into the “Blocked Email Domains” text field
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (3)
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
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00458 https://api.first.org/data/v1/epss?cve=CVE-2023-40191
cvssv3.1_qr CRITICAL https://github.com/advisories/GHSA-468x-frcm-ghx6
cvssv3.1 9.0 https://github.com/liferay/liferay-portal
generic_textual CRITICAL https://github.com/liferay/liferay-portal
cvssv3.1 9 https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-40191
cvssv3.1 9.0 https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-40191
generic_textual CRITICAL https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-40191
ssvc Track https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-40191
cvssv3.1 9.0 https://nvd.nist.gov/vuln/detail/CVE-2023-40191
generic_textual CRITICAL https://nvd.nist.gov/vuln/detail/CVE-2023-40191
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2023-40191
https://github.com/liferay/liferay-portal
CVE-2023-40191 https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-40191
CVE-2023-40191 https://nvd.nist.gov/vuln/detail/CVE-2023-40191
GHSA-468x-frcm-ghx6 https://github.com/advisories/GHSA-468x-frcm-ghx6
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H Found at https://github.com/liferay/liferay-portal
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:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H Found at https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-40191
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:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H Found at https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-40191
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-02-21T16:04:15Z/ Found at https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-40191
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2023-40191
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 0.64277
EPSS Score 0.00458
Published At May 30, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-30T21:03:24.804420+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/com.liferay.portal/release.portal.bom/CVE-2023-40191.yml 38.6.0