CVE-2026-70383: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Estonian Information System Authority (RIA) DigiDoc4
CVE-2026-70383 is a path traversal vulnerability in the Estonian Information System Authority (RIA) DigiDoc4 client. It affects version 4.0.0 and allows improper limitation of a pathname to a restricted directory. The vulnerability has a high severity with a CVSS score of 8.4. No official patch or remediation guidance has been provided yet.
AI Analysis
Technical Summary
This vulnerability (CWE-22) in DigiDoc4 client versions starting from 4.0.0 up to but not including 4.11.0 allows an attacker to perform path traversal by improperly limiting the pathname to a restricted directory. This could enable unauthorized access to files outside the intended directory scope. The CVSS 4.0 vector indicates local attack vector with low complexity, no privileges required, user interaction needed, and high impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation could lead to unauthorized access to files outside the intended directories, potentially exposing sensitive information or allowing modification of files. The high CVSS score reflects significant impact on confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary mitigation has been published at this time.
CVE-2026-70383: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Estonian Information System Authority (RIA) DigiDoc4
Description
CVE-2026-70383 is a path traversal vulnerability in the Estonian Information System Authority (RIA) DigiDoc4 client. It affects version 4.0.0 and allows improper limitation of a pathname to a restricted directory. The vulnerability has a high severity with a CVSS score of 8.4. No official patch or remediation guidance has been provided yet.
CVSS v4.0
Score 8.4high
Affected software
pkg:github/open-eid/DigiDoc4-ClientRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-22) in DigiDoc4 client versions starting from 4.0.0 up to but not including 4.11.0 allows an attacker to perform path traversal by improperly limiting the pathname to a restricted directory. This could enable unauthorized access to files outside the intended directory scope. The CVSS 4.0 vector indicates local attack vector with low complexity, no privileges required, user interaction needed, and high impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation could lead to unauthorized access to files outside the intended directories, potentially exposing sensitive information or allowing modification of files. The high CVSS score reflects significant impact on confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary mitigation has been published at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ENISA
- Date Reserved
- 2026-08-04T07:41:00.082Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a870a92acd9273b49b5a4b9
Added to database: 08/20/2026, 14:09:22 UTC
Last enriched: 08/20/2026, 14:22:23 UTC
Last updated: 08/20/2026, 14:40:37 UTC
Views: 4
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