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CVE-2026-55964

🗓️ 25 Jun 2026 19:30:34Reported by wolfSSLType 
cve
 cve
🔗 web.nvd.nist.gov👁 26 Views

Intermediate certificate lacks key usage as signing certificate; only user or self-signed roots exempt.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-55964
25 Jun 202619:30
attackerkb
alpinelinux
AlpineLinux
CVE-2026-55964
25 Jun 202619:30
alpinelinux
circl
Circl
CVE-2026-55964
5 Jul 202600:25
circl
cvelist
Cvelist
CVE-2026-55964 Chain intermediate CA:TRUE without keyCertSign accepted as a signing CA (temporary CA exemption)
25 Jun 202619:30
cvelist
debiancve
Debian CVE
CVE-2026-55964
25 Jun 202619:30
debiancve
euvd
EUVD
EUVD-2026-39544
25 Jun 202619:30
euvd
f5
F5 Networks
K000162694: WolfSSL vulnerabilities CVE-2026-6092, CVE-2026-6331, and CVE-2026-55964
30 Jul 202615:09
f5
nvd
NVD
CVE-2026-55964
25 Jun 202620:17
nvd
osv
OSV
DEBIAN-CVE-2026-55964
25 Jun 202620:17
osv
osv
OSV
JLSEC-2026-738 Chain intermediate CA:TRUE without keyCertSign accepted as a signing CA
14 Jul 202621:41
osv
Rows per page
NVD
Node
wolfsslwolfsslRange5.7.45.9.2
[
  {
    "vendor": "wolfSSL",
    "product": "wolfSSL",
    "collectionURL": "https://github.com/wolfSSL/wolfssl",
    "versions": [
      {
        "status": "affected",
        "version": "5.7.4",
        "lessThanOrEqual": "5.9.1",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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26 Jun 2026 18:53Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.3
CVSS 46.3
EPSS0.00118
SSVC
26