CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Lifecycle Timeline
3Tags
Description
An authenticated stored cross-site scripting (XSS) vulnerability in Feehi CMS v2.1.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Page Sign parameter.
Analysis
Authenticated stored XSS in Feehi CMS v2.1.1 allows authenticated users to inject arbitrary web scripts or HTML via the Page Sign parameter, enabling session hijacking, credential theft, or malware distribution to other users viewing affected pages. EPSS exploitation probability is minimal at 0.02%, and no public exploit code or active exploitation has been confirmed, indicating low real-world attack urgency despite the CVSS medium score.
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-19341
GHSA-cgxr-v74v-g9mm