CVE-2023-28820

Published Apr 28, 2023 CVSS 3.1 · 2 Low EPSS < 1% KEV · Not listed
Description
Concrete CMS (previously concrete5) before 9.1 is vulnerable to stored XSS in RSS Displayer via the href attribute because the link element input was not sanitized.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-1289 Concrete CMS (previously concrete5) before 9.1 is vulnerable to stored XSS in RSS Displayer via the href attribute because the link element input was not sanitized.
Github GHSA Github GHSA GHSA-fgxj-g7x3-85cq Stored cross site scripting in RSS displayer
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jan 31, 2025, 4:09 PM
Reserved
Mar 24, 2023, 12:00 AM
Status
Modified
Published
Apr 28, 2023, 2:15 PM
Modified
Jun 17, 2026, 5:48 AM