CVE-2020-11023

MEDIUM6.9

CISA KEV

Published 2020-04-29 · Updated 2026-06-17 · Source security-advisories@github.com

Summary

CVE-2020-11023 is a medium-severity (CVSS 6.9) vulnerability in JQuery JQuery. CISA added it to the Known Exploited Vulnerabilities catalog on January 23, 2025, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by February 13, 2025. CISA does not currently list it as used in ransomware campaigns.

All 1 known-exploited JQuery vulnerabilities →

Description

In jQuery versions greater than or equal to 1.0.3 and before 3.5.0, passing HTML containing <option> elements from untrusted sources - even after sanitizing it - to one of jQuery's DOM manipulation methods (i.e. .html(), .append(), and others) may execute untrusted code. This problem is patched in jQuery 3.5.0.

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

CWE-79CWE-79

CISA Known-Exploited Vulnerability

Product: JQuery — JQuery

Name: JQuery Cross-Site Scripting (XSS) Vulnerability

Date added: 2025-01-23 · Due: 2025-02-13

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

References

View on NVD

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