Vulnerability Details : CVE-2020-13973
Potential exploit
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.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2020-13973
- cpe:2.3:a:owasp:json-sanitizer:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-13973
0.47%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 62 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-13973
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2020-13973
-
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.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-13973
-
https://github.com/OWASP/json-sanitizer/pull/20
Escape <!--, --> and <script by FabianHenneke · Pull Request #20 · OWASP/json-sanitizer · GitHubExploit;Third Party Advisory
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