{"id":"CVE-2026-59112","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-59112","generatedAt":"2026-10-28T02:14:16.894Z","title":"Improper verification of cryptographic signature and Improper Check for Unusual or Exceptional Conditions vulnerability in Estonian Information System Authority (RIA) libdigidocpp, DigiDoc4, DigiDoc on Android, and DigiDoc on iOS.","description":"Improper verification of cryptographic signature and Improper Check for Unusual or Exceptional Conditions vulnerability in Estonian Information System Authority (RIA) libdigidocpp, DigiDoc4, DigiDoc on Android, and DigiDoc on iOS. This issue affects libdigidocpp: from 4.1.0 before 4.2.1; DigiDoc4: from 4.7.0 before 4.8.2; DigiDoc on Android: from 2.7.0 before 2.7.2; DigiDoc on iOS: from 2.8.0 before 2.8.1.","published":"2026-08-10T14:17:25.000Z","lastModified":"2026-09-01T21:07:59.000Z","status":"Deferred","sourceIdentifier":"a6d3dc9e-0591-4a13-bce7-0f5b31ff6158","cvss":{"version":"4.0","score":4.4,"severity":"MEDIUM","vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-347","CWE-754"],"affected":[],"epss":{"score":0.00121,"percentile":0.01897,"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 (0.12%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/open-eid/libdigidocpp/pull/690","source":"a6d3dc9e-0591-4a13-bce7-0f5b31ff6158"},{"url":"https://www.id.ee/en/article/ria-soovitab-kasutajatel-uuendada-id-tarkvara-eng/","source":"a6d3dc9e-0591-4a13-bce7-0f5b31ff6158"},{"url":"https://www.ria.ee/blogi/digidoc-rakendustes-esinenud-turvanorkus-mis-juhtus-ja-kuidas-see-parandati","source":"a6d3dc9e-0591-4a13-bce7-0f5b31ff6158"},{"url":"https://github.com/open-eid/libdigidocpp/pull/690","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-59112","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."}