Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-5264-m964-7pg9
Advisory ID github_osv/GHSA-5264-m964-7pg9
Aliases CVE-2025-62240
Summary Liferay Portal is vulnerable to XSS through its Calendar Events parameters Multiple cross-site scripting (XSS) vulnerabilities with Calendar events in Liferay Portal 7.4.3.35 through 7.4.3.111, and Liferay DXP 2023.Q4.0 through 2023.Q4.5, 2023.Q3.1 through 2023.Q3.7, 7.4 update 35 through update 92, and 7.3 update 25 through update 36 allow remote attackers to inject arbitrary web script or HTML via a crafted payload injected into a user’s (1) First Name, (2) Middle Name or (3) Last Name text field.
Status Published
Exploitability 0.5
Weighted Severity 4.3
Risk 2.1
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
System Score Found at
cvssv4 4.8 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/10/GHSA-5264-m964-7pg9/GHSA-5264-m964-7pg9.json
generic_textual MODERATE
Reference id Reference type URL
https://github.com/liferay/liferay-portal
https://github.com/liferay/liferay-portal/commit/961b569fbd9207c728a93d962e989dbc062f6fb6
CVE-2025-62240 https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-62240
CVE-2025-62240 https://nvd.nist.gov/vuln/detail/CVE-2025-62240
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/10/GHSA-5264-m964-7pg9/GHSA-5264-m964-7pg9.json
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

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/2025-10-10T14:26:06Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2025/62xxx/CVE-2025-62240.json

Source Advisory: vulnrichment/CVE-2025-62240

View SSVC decision tree 
[{'Exploitation': 'none'},
 {'Automatable': 'no'},
 {'Technical Impact': 'partial'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]