CVE-2021-24587

5.4 mediumEPSS 0.6%

Medium (5.4) in zeesweb splash header. EPSS 0.6% chance of exploitation in the next 30 days.

The Splash Header WordPress plugin before 1.20.8 doesn't sanitise and escape some of its settings while outputting them in the admin dashboard, leading to an authenticated Stored Cross-Site Scripting issue.

Severity

CVSS 3.1

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-09-20
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

zeesweb:splash_header

References

https://wpscan.com/vulnerability/bb5d94ad-e1ce-44e2-8403-d73fe75a146a
https://wpscan.com/vulnerability/bb5d94ad-e1ce-44e2-8403-d73fe75a146a

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