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CVE-2021-24478: The Bookshelf WordPress plugin through 2.0.4 does not sanitise or escape its "Paypal email address" setting before outputting it in the page, leading to an authenticated Stored Cross-Site Scripting is

medium Affects bookshelf (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The Bookshelf WordPress plugin through 2.0.4 does not sanitise or escape its "Paypal email address" setting before outputting it in the page, leading to an authenticated Stored Cross-Site Scripting is

Package
bookshelf (WordPress plugin) WordPress
Affected versions
<=2.0.4
Fixed in
no fix recorded
Severity
medium  CVSS 5.4
Exploitation
not on CISA KEV · EPSS 1% (49.6th percentile)
Published
2021-08-02
Source
nvd

References

CWE-79
NVD recordbookshelf (WordPress plugin) advisories

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