What is GHSA-jjqw-f3cg-gjjw?

GHSA-jjqw-f3cg-gjjw is a security advisory published by GitHub Security Advisories with High severity. Improper verification of cryptographic signature vulnerability in DigiDoc libdigidocpp, DigiDoc...

Which CVE IDs does GHSA-jjqw-f3cg-gjjw cover?

GHSA-jjqw-f3cg-gjjw covers the following CVE IDs: CVE-2026-103902. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-jjqw-f3cg-gjjw?

GHSA-jjqw-f3cg-gjjw has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-jjqw-f3cg-gjjwHighCVSS 7.5

Improper verification of cryptographic signature vulnerability in DigiDoc libdigidocpp, DigiDoc...

Vendor

GitHub Security Advisories

Published

October 12, 2026

Last Modified

October 12, 2026

🔗 CVE IDs covered (1)

CVE-2026-103902 →

📋 Description

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.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-103902
https://github.com/open-eid/libdigidocpp/pull/735
https://www.id.ee/en/article/id-tarkvara-uus-versioon-267-on-avalikustatud
https://github.com/advisories/GHSA-jjqw-f3cg-gjjw