CVE-2021-25982 - CVE House
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Status published Medium CVE-2021-25982

FactorJS - Reflected Cross-Site Scripting (XSS) in Search Functionality

Vulnerability Description

In Factor (App Framework & Headless CMS) forum plugin, versions 1.3.5 to 1.8.30, are vulnerable to reflected Cross-Site Scripting (XSS) at the “search” parameter in the URL. An unauthenticated attacker can execute malicious JavaScript code and steal the session cookies.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • WhiteSource Vulnerability Research Team (WVR)

References

More from FactorJS

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CVE-2021-25985
FactorJS - Insufficient Session Expiration Leads to a Local Account Takeover
High 7.8
CVE-2021-25984
FactorJS - Stored Cross-Site Scripting (XSS) in Post Reply Functionality
Medium 6.1
CVE-2021-25983
FactorJS - Reflected Cross-Site Scripting (XSS) in Tags and Categories Functionality
Medium 6.1

Affected Vendor

Affected Software

Factor
Vulnerable Versions:
1.3.5, unspecified

Timeline

Official Publish: November 16th, 2021
Last Modified: April 30th, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weaknesses (CWE)

CWE-79

MITRE ATT&CK TTPs

T1189 Drive-by Compromise
Initial Access
T1059.007 JavaScript
Execution
T1539 Steal Web Session Cookie
Collection
T1213 Data from Information Repositories
Collection
T1567 Exfiltration Over Web Service
Exfiltration
T1491.001 Defacement
Impact