9.3
CRITICAL CVSS 3.1
CVE-2026-59111
Command Injection vulnerability in eObčanka-Identifikace
Description

Improper neutralization of special elements used in an OS command ('OS command injection') vulnerability in Digitální a informační agentura (DIA) eObčanka-Identifikace on MacOS enables an attacker to register a custom URL scheme (czeeopauth://) for parameterized application execution. Prior to version 3.6.0, incoming URL parameters were passed to the compiled AppleScript wrapper using concatenation without sufficient sanitization.

INFO

Published Date :

Aug. 31, 2026, 3:17 p.m.

Last Modified :

Aug. 31, 2026, 4:19 p.m.

Remotely Exploit :

Yes !

Source :

a6d3dc9e-0591-4a13-bce7-0f5b31ff6158
Affected Products

The following products are affected by CVE-2026-59111 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1 CRITICAL a6d3dc9e-0591-4a13-bce7-0f5b31ff6158
CVSS 3.1 CRITICAL MITRE-CVE
Solution
Update the application to patch OS command injection vulnerabilities.
  • Update the application to version 3.6.0 or later.
  • Remove or restrict custom URL schemes.
  • Sanitize all URL parameters before execution.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-59111.

URL Resource
https://info.identita.gov.cz/eop/BezpecnostniOznameni/CVE-2026-59111.aspx
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-59111 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-59111 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-59111 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by a6d3dc9e-0591-4a13-bce7-0f5b31ff6158

    Aug. 31, 2026

    Action Type Old Value New Value
    Added Affected Affected value modified. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/59xxx/CVE-2026-59111.json">CVE-2026-59111</a>
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Aug. 31, 2026

    Action Type Old Value New Value
    Added SSVC {'id': 'CVE-2026-59111', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-08-31T15:08:06.355634Z'}
  • New CVE Received by a6d3dc9e-0591-4a13-bce7-0f5b31ff6158

    Aug. 31, 2026

    Action Type Old Value New Value
    Added Description Improper neutralization of special elements used in an OS command ('OS command injection') vulnerability in Digitální a informační agentura (DIA) eObčanka-Identifikace on MacOS enables an attacker to register a custom URL scheme (czeeopauth://) for parameterized application execution. Prior to version 3.6.0, incoming URL parameters were passed to the compiled AppleScript wrapper using concatenation without sufficient sanitization.
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
    Added CWE CWE-78
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/59xxx/CVE-2026-59111.json">CVE-2026-59111</a>
    Added Reference https://info.identita.gov.cz/eop/BezpecnostniOznameni/CVE-2026-59111.aspx
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.