CVE-2020-13973
Last modified
CVE-2020-13973 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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.. EPSS estimates a 1.12% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Owasp | Json-Sanitizer | < 1.2.1 |
References
- https://github.com/OWASP/json-sanitizer/pull/20Exploit, Third Party Advisory
- https://github.com/OWASP/json-sanitizer/pull/20Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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