XSS in Adobe Acs Aem Commons

CVE-2022-28820

ACS Commons version 5.1.x (and earlier) suffers from a Reflected Cross-site Scripting (XSS) vulnerability in /apps/acs-commons/content/page-compare.html endpoint via the a and b GET parameters. User input submitted via these parameters is not validated or sanitised. An attacker must provide a link to someone with access to AEM Author, and 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. The exploitation of this issue requires user interaction in order to be successful.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.010 (60.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-28820?
CVE-2022-28820 is a medium-severity vulnerability in Adobe Acs Aem Commons, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-04-21.
How severe is CVE-2022-28820?
Medium severity. CVSS v3 base score is 6.1 out of 10.