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Vulnerability record · CVE-2021-36654 · published 3 August 2021

CVE-2021-36654: Cmsuno project cmsuno cross-site scripting vulnerability

CCmsuno Project · Cmsuno

CMSuno 1.7 is vulnerable to an authenticated stored cross site scripting in modifying the filename parameter (tgo) while updating the theme.

5.4 CVSS 3.1 Medium EPSS 1.9% · top 20.7% CWE-79 · Cross-site scripting
5.4CVSS 3.1 base score, v2 3.5
1.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

CMSuno 1.7 is vulnerable to an authenticated stored cross site scripting in modifying the filename parameter (tgo) while updating the theme.

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
http://packetstormsecurity.com/files/163737/CMSuno-1.7-Cross-Site-Scripting.html ExploitThird Party AdvisoryVDB Entry
https://github.com/boiteasite/cmsuno/issues/17 ExploitIssue TrackingThird Party Advisory
http://packetstormsecurity.com/files/163737/CMSuno-1.7-Cross-Site-Scripting.html ExploitThird Party AdvisoryVDB Entry
https://github.com/boiteasite/cmsuno/issues/17 ExploitIssue TrackingThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2021-40889Cmsuno project cmsuno code injection vulnerabilityCMSUno version 1.7.2 is affected by a PHP code execution vulnerability. sauvePass action in {webroot}/uno/central.php file calls to file_put_contents…EPSS 1.8%8.8CVE-2020-25538Cmsuno project cmsuno code injection vulnerabilityAn authenticated attacker can inject malicious code into "lang" parameter in /uno/central.php file in CMSuno 1.6.2 and run this PHP code in the web p…EPSS 10.0%8.8CVE-2020-25557Cmsuno project cmsuno code injection vulnerabilityIn CMSuno 1.6.2, an attacker can inject malicious PHP code as a "username" while changing his/her username & password. After that, when attacker logs…EPSS 10.0%6.5CVE-2020-15600Cmsuno project cmsuno cross-site request forgery vulnerabilityAn issue was discovered in CMSUno before 1.6.1. uno.php allows CSRF to change the admin password.EPSS 1.9%6.1CVE-2018-15567Cmsuno project cmsuno cross-site scripting vulnerabilityCMSUno before 1.5.3 has XSS via the title field.EPSS 0.67%6.1CVE-2026-42897Microsoft Exchange Server XSS enables spoofingMicrosoft Exchange Server and Exchange Server Subscription Edition fail to neutralize input during web page generation, a cross-site scripting flaw (…KEVEPSS 0.52%analysed6.1CVE-2025-48700Zimbra Classic UI stored XSS via crafted email HTMLZimbra Collaboration Suite Classic UI fails to properly sanitize HTML content in email messages, allowing crafted tag structures and attribute values…KEVEPSS 1.7%analysed6.1CVE-2025-66376Zimbra Collaboration Classic UI stored XSS via CSS @import in emailZimbra Collaboration Suite 10 before 10.0.18 and 10.1 before 10.1.13 allows stored cross-site scripting in the Classic UI through CSS @import directi…KEVEPSS 20%analysed

Source: NIST National Vulnerability Database (record CVE-2021-36654), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.