CVE-2019-20041

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Source
https://nvd.nist.gov/vuln/detail/CVE-2019-20041
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-20041.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2019-20041
Downstream
Published
2019-12-27T08:15:09.683Z
Modified
2025-12-01T22:11:23.561678Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

wpksesbad_protocol in wp-includes/kses.php in WordPress before 5.3.1 mishandles the HTML5 colon named entity, allowing attackers to bypass input sanitization, as demonstrated by the javascript: substring.

References

Affected packages

Git / github.com/wordpress/wordpress

Affected ranges

Type
GIT
Repo
https://github.com/wordpress/wordpress
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
378daf04727d8124c3a98e2f801632e068c04964

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-20041.json"

Git / github.com/wordpress/wordpress-develop

Affected ranges

Type
GIT
Repo
https://github.com/wordpress/wordpress-develop
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
b1975463dd995da19bb40d3fa0786498717e3c53

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-20041.json"