GHSA-w5m2-299g-rff5

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GHSA-w5m2-299g-rff5

Summary: Page Compare Reflected Cross-site Scripting (XSS) vulnerability

Details: ### Impact 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 sanitized. 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. ### Patches This issue has been resolved in 5.2.0. ### Workarounds None ### References N/A ### For more information If you have any questions or comments about this advisory open an issue in acs-aem-commons. ### Credit This issue was discovered and reported by Black Lantern Security. https://hackerone.com/reports/1466020

References: https://github.com/Adobe-Consulting-Services/acs-aem-commons/security/advisories/GHSA-w5m2-299g-rff5, https://nvd.nist.gov/vuln/detail/CVE-2022-28820, https://github.com/Adobe-Consulting-Services/acs-aem-commons