Vulnerability Details CVE-2021-22140
Elastic App Search versions after 7.11.0 and before 7.12.0 contain an XML External Entity Injection issue (XXE) in the App Search web crawler beta feature. Using this vector, an attacker whose website is being crawled by App Search could craft a malicious sitemap.xml to traverse the filesystem of the host running the instance and obtain sensitive files.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 58.1%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
Products affected by CVE-2021-22140
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cpe:2.3:a:elastic:elastic_app_search:7.11.0
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cpe:2.3:a:elastic:elastic_app_search:7.11.1