Vulnerability Details : CVE-2021-20829
Cross-site scripting vulnerability due to the inadequate tag sanitization in GROWI versions v4.2.19 and earlier allows remote attackers to execute an arbitrary script on the web browser of the user who accesses a specially crafted page.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-20829
- cpe:2.3:a:weseek:growi:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-20829
0.33%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 53 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-20829
| 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-2021-20829
-
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-2021-20829
-
https://weseek.co.jp/security/2021/09/17/vulnerability/growi-prevent-multiple-xss-addition/
GROWI 脆弱性対応のお知らせ (JVN#94889258 更新) | WESEEK, Inc.Vendor Advisory
-
https://jvn.jp/en/vu/JVNVU94889258/index.html
JVNVU#94889258: Multiple vulnerabilities in GROWIThird Party Advisory
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