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Vulnerability record · CVE-2021-40303 · published 8 November 2022

CVE-2021-40303: Perfexcrm perfex crm cross-site scripting vulnerability

Perfexcrm · Perfex Crm

perfex crm 1.10 is vulnerable to Cross Site Scripting (XSS) via /clients/profile.

5.4 CVSS 3.1 Medium EPSS 0.53% · top 57.5% CWE-79 · Cross-site scripting
5.4CVSS 3.1 base score
0.53%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

perfex crm 1.10 is vulnerable to Cross Site Scripting (XSS) via /clients/profile.

CVSS:3.1/AV:N/AC:L/PR:L/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.

References

LinkTags
https://www.exploit-db.com/exploits/50097 ExploitThird Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/50097 ExploitThird Party AdvisoryVDB Entry

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Related vulnerabilities

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

9.8CVE-2017-17976Perfexcrm perfex crm unrestricted file upload vulnerabilityIn Utilities.php in Perfex CRM 1.9.7, Unrestricted file upload can lead to remote code execution.EPSS 13%5.4CVE-2024-44851Perfexcrm perfex crm cross-site scripting vulnerabilityA stored cross-site scripting (XSS) vulnerability in the Discussion section of Perfex CRM v1.1.0 allows attackers to execute arbitrary web scripts or…EPSS 0.40%5.4CVE-2020-28961Perfexcrm perfex crm cross-site scripting vulnerabilityPerfex CRM v2.4.4 was discovered to contain a stored cross-site scripting (XSS) vulnerability in the component ./clients/client via the company name …EPSS 0.58%5.3CVE-2025-10345Perfexcrm perfex crm cross-site scripting vulnerabilityHTML injection vulnerability in Perfex CRM v3.2.1 consisting of a stored HTML injection due to lack of proper validation of user input by sending a P…EPSS 0.24%5.3CVE-2025-10346Perfexcrm perfex crm cross-site scripting vulnerabilityHTML injection vulnerability in Perfex CRM v3.2.1 consisting of a stored HTML injection due to lack of proper validation of user input by sending a P…EPSS 0.19%5.3CVE-2025-10342Perfexcrm perfex crm cross-site scripting vulnerabilityHTML injection vulnerability in Perfex CRM v3.2.1 consisting of a stored HTML injection due to lack of proper validation of user input by sending a P…EPSS 0.24%5.3CVE-2025-10343Perfexcrm perfex crm cross-site scripting vulnerabilityHTML injection vulnerability in Perfex CRM v3.2.1 consisting of a stored HTML injection due to lack of proper validation of user input by sending a P…EPSS 0.24%5.3CVE-2025-10344Perfexcrm perfex crm cross-site scripting vulnerabilityHTML injection vulnerability in Perfex CRM v3.2.1 consisting of a stored HTML injection due to lack of proper validation of user input by sending a P…EPSS 0.24%

Source: NIST National Vulnerability Database (record CVE-2021-40303), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.