{"id":"GHSA-f92j-qf46-p6vm","summary":"Reflected Cross-site Scripting in ACS Commons","details":"### Impact\n\nACS 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.\n\nAn 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.\n\n### Patches\n\nThis issue has been resolved in v4.10.0\n\n### Workarounds\n\nNo workaround exist.\n\n### References\n\nN/A\n\n### For more information\n\nIf you have any questions or comments about this advisory open an issue in acs-aem-commons.\n\n### Credit\n\nThis issue was discovered and reported by Christopher Whipp (Christopher.Whipp@servicesaustralia.gov.au).","aliases":["CVE-2021-21028","CVE-2021-21043","GHSA-7r83-w6r8-fh6w"],"modified":"2026-07-08T06:49:39.794736160Z","published":"2021-02-02T15:46:52Z","database_specific":{"cwe_ids":["CWE-416","CWE-79"],"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2021-02-02T15:34:21Z","nvd_published_at":"2021-02-11T20:15:00Z"},"references":[{"type":"WEB","url":"https://github.com/Adobe-Consulting-Services/acs-aem-commons/security/advisories/GHSA-f92j-qf46-p6vm"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21028"},{"type":"WEB","url":"https://github.com/Adobe-Consulting-Services/acs-aem-commons/commit/14d769c86606c4ce9a93c47a19f87e1ad72788d6"},{"type":"WEB","url":"https://helpx.adobe.com/security/products/acrobat/apsb21-09.html"}],"affected":[{"package":{"name":"com.adobe.acs:acs-aem-commons","ecosystem":"Maven","purl":"pkg:maven/com.adobe.acs/acs-aem-commons"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.10.0"}]}],"versions":["4.6.0","4.7.0","4.7.2","4.8.0","4.8.4","4.8.6","4.9.0","4.9.2"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/02/GHSA-f92j-qf46-p6vm/GHSA-f92j-qf46-p6vm.json"}}],"schema_version":"1.9.0"}