CVE-2020-11023
MEDIUM severity · CVSS 6.9 · Cross-site scripting (XSS) · actively exploited (CISA KEV)
6.9CVSS MEDIUM exploited
Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Added to KEV 2025-01-23. US federal agencies must patch by 2025-02-13.
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityHigh
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactLow
Availability impactNone
Exploit probability (EPSS)85%
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N
Affected products we track (1)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://blog.jquery.com/2020/04/10/jquery-3-5-0-releasedAdvisory
- https://jquery.com/upgrade-guide/3.5/Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00067.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00085.html
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00039.htmlAdvisory
- https://github.com/jquery/jquery/security/advisories/GHSA-jpcq-cgw6-v4j6Advisory
- https://lists.apache.org/thread.html/r0483ba0072783c2e1bfea613984bfb3c86e73ba8879d780dc1cc7d36%40%3Cissues.flink.apache.org%3E
- http://packetstormsecurity.com/files/162160/jQuery-1.0.3-Cross-Site-Scripting.htmlAdvisory