Lucene search
+L

EUVD-2026-39579

🗓️ 26 Jun 2026 00:32:06Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 7 Views

HMAC-BLAKE2 in wolfSSL 5.9.0 discards message when key exceeds block size, making MAC key-dependent.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
CVE-2026-8720
25 Jun 202621:18
attackerkb
alpinelinux
CVE-2026-8720
25 Jun 202621:18
alpinelinux
circl
CVE-2026-8720
25 Jun 202621:52
circl
cve
CVE-2026-8720
25 Jun 202621:18
cve
cvelist
CVE-2026-8720 HMAC-BLAKE2 final discards message when key length exceeds block size
25 Jun 202621:18
cvelist
debiancve
CVE-2026-8720
25 Jun 202621:18
debiancve
nvd
CVE-2026-8720
25 Jun 202622:17
nvd
osv
CVE-2026-8720 HMAC-BLAKE2 final discards message when key length exceeds block size
25 Jun 202621:18
osv
osv
DEBIAN-CVE-2026-8720
25 Jun 202622:17
osv
osv
UBUNTU-CVE-2026-8720
25 Jun 202622:17
osv
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "c53478dd-6be1-3333-84b7-7dfc5b00f251",
        "vendor": {
          "name": "wolfSSL"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "c38178b1-a57d-30b2-b247-efcf325c0106",
        "product": {
          "name": "wolfSSL",
          "vendor": {
            "name": "wolfSSL"
          }
        },
        "product_version": "5.9.0 ≤5.9.1"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

26 Jun 2026 00:32Current
5.9Medium risk
Vulners AI Score5.9
CVSS 45.9
EPSS0.00111
7