CVE-2020-13973

Published: Jun 9, 2020Modified: Jun 17, 2026

6.1

Vector

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

Exploitability: 2.8 / Impact: 2.7

Source: NVD

Description

OWASP json-sanitizer before 1.2.1 allows XSS. An attacker who controls a substring of the input JSON, and controls another substring adjacent to a SCRIPT element in which the output is embedded as JavaScript, may be able to confuse the HTML parser as to where the SCRIPT element ends, and cause non-script content to be interpreted as JavaScript.

Affected (1)

Products: Owasp: Json Sanitizer

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Owasp Json Sanitizer	Before 1.2.1

Related CWEs

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (2)

https://github.com/OWASP/json-sanitizer/pull/20

Source: cve@mitre.org

ExploitThird Party Advisory

https://github.com/OWASP/json-sanitizer/pull/20

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party Advisory

Timeline

No history available yet.