Vulnerability Details : CVE-2021-42656
Potential exploit
SiteServer CMS V6.15.51 is affected by a Cross Site Scripting (XSS) vulnerability.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-42656
- cpe:2.3:a:sscms:siteserver_cms:6.15.51:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-42656
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 29 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-42656
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST | |
5.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
NIST |
CWE ids for CVE-2021-42656
-
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-2021-42656
-
https://github.com/siteserver/cms/issues/3238
跨站脚本攻击(xss) · Issue #3238 · siteserver/cms · GitHubExploit;Issue Tracking;Third Party Advisory
-
https://github.com/siteserver/cms/releases/download/siteserver-v6.15.51/siteserver_install.zip
Patch;Third Party Advisory
-
https://github.com/siteserver/cms
GitHub - siteserver/cms: SS CMS 基于 .NET Core,能够以最低的成本、最少的人力投入在最短的时间内架设一个功能齐全、性能优异、规模庞大并易于维护的网站平台。Third Party Advisory
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