{"id":"CVE-2021-27807","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-27807","generatedAt":"2026-10-27T21:20:17.932Z","title":"A carefully crafted PDF file can trigger an infinite loop while loading the file.","description":"A carefully crafted PDF file can trigger an infinite loop while loading the file. This issue affects Apache PDFBox version 2.0.22 and prior 2.0.x versions.","published":"2021-03-19T16:15:13.000Z","lastModified":"2026-06-17T03:45:29.000Z","status":"Modified","sourceIdentifier":"security@apache.org","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},"cwe":["CWE-834"],"affected":["apache/pdfbox","fedoraproject/fedora","oracle/banking trade finance process management","oracle/banking treasury management","oracle/banking virtual account management","oracle/communications session report manager","oracle/flexcube universal banking","oracle/hyperion financial reporting","oracle/hyperion infrastructure technology","oracle/outside in technology","oracle/primavera unifier","oracle/retail customer management and segmentation foundation","oracle/retail xstore point of service","oracle/webcenter sites","oracle/communications messaging server"],"epss":{"score":0.02993,"percentile":0.87241,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (2.99%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://www.openwall.com/lists/oss-security/2021/03/19/9","tags":["Mailing List","Vendor 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Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.oracle.com/security-alerts/cpuapr2022.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.oracle.com/security-alerts/cpuoct2021.html","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-27807","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}