CVE-2019-20041

CRITICAL

9.8

Description

wp_kses_bad_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&colon; substring.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published12/27/2019

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxwordpress:wordpress

Weaknesses (CWE)

CWE-20

References

https://github.com/WordPress/wordpress-develop/commit/b1975463dd995da19bb40d3fa0786498717e3c53(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2020/01/msg00010.html(cve@mitre.org)

https://seclists.org/bugtraq/2020/Jan/8(cve@mitre.org)

https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/(cve@mitre.org)

https://www.debian.org/security/2020/dsa-4599(cve@mitre.org)

https://www.debian.org/security/2020/dsa-4677(cve@mitre.org)

https://github.com/WordPress/wordpress-develop/commit/b1975463dd995da19bb40d3fa0786498717e3c53(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2020/01/msg00010.html(af854a3a-2127-422b-91ae-364da2661108)

https://seclists.org/bugtraq/2020/Jan/8(af854a3a-2127-422b-91ae-364da2661108)

https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2020/dsa-4599(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2020/dsa-4677(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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