CVE-2026-31350: Feehi CMS has an authenticated stored cross-site scripting (XSS) vulnerability via the Page Sign parameter

April 6, 2026 (updated April 8, 2026)

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.

References

github.com/advisories/GHSA-cgxr-v74v-g9mm
github.com/liufee/cms
github.com/liufee/cms/issues/82
nvd.nist.gov/vuln/detail/CVE-2026-31350

Code Behaviors & Features

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