Vulnerability Details : CVE-2021-42650
Cross Site Scripting (XSS vulnerability exists in Portainer before 2.9.1 via the node input box in Custom Templates.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-42650
- cpe:2.3:a:portainer:portainer:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-42650
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 30 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-42650
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-2021-42650
-
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-2021-42650
-
https://github.com/purple-WL/Security-vulnerability/blob/main/Portainer%20Custom%20Templates%20xss
Security-vulnerability/Portainer Custom Templates xss at main · purple-WL/Security-vulnerability · GitHubThird Party Advisory
-
https://github.com/portainer/portainer/pull/5766
fix(custom-templates): XSS issue in Custom Template Note <EE-1054> by cheloRydel · Pull Request #5766 · portainer/portainer · GitHubPatch;Third Party Advisory
Jump to