CVE-2026-81918
4.8
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Summary
Concrete CMS below 9.5.3 is vulnerable to Stored XSS via the Date Format field in the Page Attribute Display block. A user with edit_page_contents permissions could store a payload which executes in the browser of any visitor who viewed a page where the block was configured to display a date-type attribute. The Concrete CMS security team gave this vulnerability a CVSS v4.0 score of 4.8 with vector CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N. Thanks Oriol Ortiz for reporting.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Concrete CMS | Concrete CMS | 5.0.0 <= 9.5.2 | affected |
Weaknesses
- CWE-79: CWE-79 Improper neutralization of input during web page generation ('cross-site scripting')
References
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