HIGHCVSS v3.1 7.5Vulnerability

CVE-2023-54423

OpenMage magento-lts before 20.2.0 contains a stored cross-site scripting vulnerability because the TinyMCE WYSIWYG editor fails to filter scripts in specially crafted HTML tags. Attackers can inject an img element with a malicious onmouseover attribute to execute scripts in the browsers of users viewing the rendered content.

Properties

Severity
HIGH
Nvd fetched at
2026-11-14T00:40:25.638091+00:00
Epss score
0.00249
Cvss severity
HIGH
Cvss score
7.5
Retrieved at
2026-11-14T00:51:01+00:00
Last source
FIRST EPSS
Score
7.5
Cvss version
3.1
Cve id
CVE-2023-54423
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:L
First seen by Signal
2026-11-13T17:31:47+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:L
Published at
2026-11-13T10:17:23.227
Last modified
2026-11-13T10:17:23.227
Epss percentile
0.16427

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CVE-2023-54423 (CVSS v3.1 7.5) — Ninja Signal Threat Intelligence | Ninja Signal