Vulnerability record · CVE-2021-27288 · published 14 April 2021

CVE-2021-27288: X2engine x2crm cross-site scripting vulnerability

X2engine · X2crm

Cross Site Scripting (XSS) in X2Engine X2CRM v7.1 allows remote attackers to obtain sensitive information by injecting arbitrary web script or HTML via the "Comment" field in "/profile/activity" page.

6.1 CVSS 3.1 Medium EPSS 0.92% · top 41.4% CWE-79 · Cross-site scripting

6.1CVSS 3.1 base score, v2 4.3

0.92%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

2References, 2 tagged exploit

17 Jun 2026Last modified by NVD

Description

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

X2crm X2engine

References

Link	Tags
https://github.com/X2Engine/X2CRM/issues/183	ExploitThird Party Advisory
https://github.com/X2Engine/X2CRM/issues/183	ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2014-2664X2engine x2crm unrestricted file upload vulnerabilityUnrestricted file upload vulnerability in the ProfileController::actionUploadPhoto method in protected/controllers/ProfileController.php in X2Engine …EPSS 2.9%17 Oct 2017 8.5CVE-2013-5692X2engine x2crm path traversal vulnerabilityDirectory traversal vulnerability in X2Engine X2CRM before 3.5 allows remote authenticated administrators to include and execute arbitrary local file…EPSS 5.8%30 Sep 2013 7.5CVE-2015-5074X2engine x2crm improper input validation vulnerabilityIncomplete blacklist vulnerability in the FileUploadsFilter class in protected/components/filters/FileUploadsFilter.php in X2Engine X2CRM before 5.0.…EPSS 7.5%29 Sep 2015 6.8CVE-2015-5075X2engine x2crm cross-site request forgery vulnerabilityCross-site request forgery (CSRF) vulnerability in X2Engine X2CRM before 5.2 allows remote attackers to hijack the authentication of administrators f…EPSS 2.8%29 Sep 2015 6.1CVE-2020-21087X2engine x2crm cross-site scripting vulnerabilityCross Site Scripting (XSS) in X2Engine X2CRM v6.9 and older allows remote attackers to execute arbitrary code by injecting arbitrary web script or HT…EPSS 1.4%14 Apr 2021 5.4CVE-2024-48120X2engine x2crm cross-site scripting vulnerabilityX2CRM v8.5 is vulnerable to a stored Cross-Site Scripting (XSS) in the "Opportunities" module. An attacker can inject malicious JavaScript code into …EPSS 0.68%14 Oct 2024 5.4CVE-2022-48177X2engine x2crm cross-site scripting vulnerabilityX2CRM Open Source Sales CRM 6.6 and 6.9 was discovered to contain a reflected cross-site scripting (XSS) vulnerability via the adin/importModels Impo…EPSS 1.8%15 Apr 2023 5.4CVE-2022-48178X2engine x2crm cross-site scripting vulnerabilityX2CRM Open Source Sales CRM 6.6 and 6.9 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the Create Action function, a…EPSS 1.8%15 Apr 2023

Source: NIST National Vulnerability Database (record CVE-2021-27288), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.