Stored XSS Vulnerability in QuickCMS Affecting OpenSolution
CVE-2025-54543

5.3MEDIUM

Key Information:

Vendor

Opensolution

Status
Quickcms
Vendor
CVE Published:
28 August 2025

What is CVE-2025-54543?

QuickCMS has been identified with a Stored Cross-Site Scripting vulnerability through the sDescriptionMeta parameter in its page editor's SEO functionality. An attacker with admin privileges could exploit this flaw by injecting malicious HTML and JavaScript into the website, which would subsequently execute when users access the modified pages. While it is confirmed that version 6.8 is vulnerable, there is no disclosure regarding other potentially affected versions, creating additional risk for users of the software.

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Affected Version(s)

QuickCMS 6.8

References

https://cert.pl/posts/2025/08/CVE-2025-54540
third-party-advisory
https://opensolution.org
product

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Karol Czubernat
JSON
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