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.
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Score 5.4 from GitHub Security Advisory published 2026-04-06. NVD baseline CVSS 5.4; sources differ by 0.0.
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.
April 6, 2026
April 9, 2026
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| composer | feehi/cms | — | ghsa |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| feehi/cms | 2.1.1 | — | — |
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composer:feehi/cms