Vulnerability Details : CVE-2021-21043
ACS Commons version 4.9.2 (and earlier) suffers from a Reflected Cross-site Scripting (XSS) vulnerability in version-compare and page-compare due to invalid JCR characters that are not handled correctly. An attacker could potentially exploit this vulnerability to inject malicious JavaScript content into vulnerable form fields and execute it within the context of the victim's browser. Exploitation of this issue requires user interaction in order to be successful.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-21043
- cpe:2.3:a:adobe:adobe_consulting_services_commons:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-21043
1.33%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-21043
| 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 | |
|
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
|
Adobe Systems Incorporated |
CWE ids for CVE-2021-21043
-
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: psirt@adobe.com (Primary)
References for CVE-2021-21043
-
https://github.com/Adobe-Consulting-Services/acs-aem-commons/security/advisories/GHSA-f92j-qf46-p6vm
CVE-2021-21043: Reflected Cross-site Scripting (XSS) on version-compare and page-compare tools. · Advisory · Adobe-Consulting-Services/acs-aem-commons · GitHubThird Party Advisory
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