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.
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 | — |
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