Resource exhaustion in Wbond Certvalidator
CVE-2026-109144
A vulnerability was identified in wbond certvalidator up to 0.11.1. This issue affects some unknown processing of the component Certificate Path Builder. Such manipulation leads to resource consumption. The attack can be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Wbond Certvalidator — versions 0.11.0, 0.11.1
Weakness classification (CWE)
References
- vuldb.com/vuln/416883 (vdb-entry)
- vuldb.com/vuln/416883/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-109144 (third-party-advisory)
- vuldb.com/submit/978613 (third-party-advisory)
- github.com/wbond/certvalidator/issues/56 (issue-tracking)
- github.com/wbond/certvalidator/ (product)
Frequently asked questions
- What is CVE-2026-109144?
- CVE-2026-109144 is a medium-severity vulnerability in Wbond Certvalidator, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2026-10-13.
- How severe is CVE-2026-109144?
- Medium severity. CVSS v3 base score is 5.3 out of 10.