CVE · Medium

CVE-2026-121763 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVE Vulnerability Type Severity Affected Fixed in Published Status
CVE-2026-121763 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Medium 6.5 < 4.0.0 4.0.0 2026-11-09 —

CVE-2026-121763 is a Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in the WordPress plugin hummingbird-performance (hummingbird-performance). Versions before 4.0.0 are affected. Fixed in 4.0.0. CVSS score: 6.5 (Medium). Published 2026-11-09.

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