ClosedPatched

JQuery: Cross-Site Scripting (XSS) Vulnerability

JQuery

JQuery contains a persistent cross-site scripting (XSS) vulnerability. When passing maliciously formed, untrusted input enclosed in HTML tags, JQuery's DOM manipulators can execute untrusted code in the context of the user's browser. Added to CISA KEV on 2025-01-23.

Why this severity: CVSS 6.9 (CNA, v3.1); actively exploited (CISA KEV)

Started: Jan 23, 2025
Closed: Jan 23, 2025
CVE: CVE-2020-11023

Follow this incident

Updated Jan 23, 2025

Affected

See vendor advisory / CISA notes (versions not always listed in KEV feed)

Fixed in

See vendor advisory linked in sources

Timeline1

Jan 23, 2025
CISA added CVE-2020-11023 to the KEV catalog (due 2025-02-13).

Advisories4

Notes & caveats

Derived from CISA KEV JSON feed catalogVersion 2026.10.21. CVSS from the CVE record (cvelistV5). Exact affected/fixed version strings are not always in the KEV record; verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier; many entries are older CVEs newly confirmed as exploited in 2025).

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