Vulnerability Details : CVE-2020-21058
Cross Site Scripting vulnerability in Typora v.0.9.79 allows a remote attacker to execute arbitrary code via the mermaid sytax.
Vulnerability category: Cross site scripting (XSS)Execute code
Products affected by CVE-2020-21058
- cpe:2.3:a:typora:typora:0.9.79:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-21058
0.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 46 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-21058
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
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
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2024-12-11 |
|
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-2020-21058
-
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:
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2020-21058
-
https://github.com/typora/typora-issues/issues/2959
typora(0.9.79) XSS to RCE · Issue #2959 · typora/typora-issues · GitHubExploit;Issue Tracking;Patch
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