DigiDoc vulnerabilities

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Published CVEs affecting DigiDoc products: 1 record(s), with severity, exploitation and fixes.

Libdigidocpp 1 DigiDoc4 1 DigiDoc Android 1 DigiDoc iOS 1

Exploited only (KEV) →

CVE-2026-103902 High · 7.5 CWE-347 Oct 12, 2026

DigiDoc improper signature verification

Improper verification of cryptographic signature vulnerability in DigiDoc libdigidocpp, DigiDoc DigiDoc4, DigiDoc DigiDoc Android, and DigiDoc DigiDoc iOS. The vulnerability allows an attacker to create forged digital signatures that are displayed a valid by affected DigiDoc software.This issue affects libdigidocpp: from 4.0.0 before 4.5.0; DigiDoc4: from 4.6.0 before 4.11.0; DigiDoc Android: from 2.7.0 before 3.1.0; DigiDoc iOS: from 2.7.0 before 3.1.0.