{"id":"CVE-2019-10741","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-10741","generatedAt":"2026-10-29T01:56:34.604Z","title":"This can be abused by an attacker to obtain valid S/MIME or PGP signatures for arbitrary content to be displayed to a third party.","description":"K-9 Mail v5.600 can include the original quoted HTML code of a specially crafted, benign looking, email within (digitally signed) reply messages. The quoted part can contain conditional statements that show completely different text if opened in a different email client. This can be abused by an attacker to obtain valid S/MIME or PGP signatures for arbitrary content to be displayed to a third party. NOTE: the vendor states \"We don't plan to take any action because of this.\"","published":"2019-04-07T15:29:00.000Z","lastModified":"2026-06-17T02:11:35.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N"},"cwe":["CWE-254"],"affected":["k-9 mail project/k-9 mail"],"epss":{"score":0.00916,"percentile":0.59988,"date":"2026-10-27","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 (0.92%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/k9mail/k-9/issues/3925","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/k9mail/k-9/issues/3925","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-10741","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."}