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EUVD-2026-39482

🗓️ 25 Jun 2026 16:41:42Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

Padding oracle in PKCS#7 KTRI with RSA PKCS#1 v1.5 could reveal CEK; fix uses HMAC-SHA256 fake CEK and constant-time handling.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-6291
25 Jun 202616:41
attackerkb
Circl
CVE-2026-6291
25 Jun 202618:35
circl
CVE
CVE-2026-6291
25 Jun 202616:41
cve
Cvelist
CVE-2026-6291 Bleichenbacher padding oracle in PKCS#7 KTRI RSA PKCS#1 v1.5 decryption
25 Jun 202616:41
cvelist
NVD
CVE-2026-6291
25 Jun 202618:16
nvd
Positive Technologies
PT-2026-52530
25 Jun 202600:00
ptsecurity
Vulnrichment
CVE-2026-6291 Bleichenbacher padding oracle in PKCS#7 KTRI RSA PKCS#1 v1.5 decryption
25 Jun 202616:41
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "0667b843-edbb-3232-8335-a3bb2bc1cc29",
        "vendor": {
          "name": "wolfSSL"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "354177f2-8658-30f9-8fe1-93d7a7ec15e7",
        "product": {
          "name": "wolfSSL",
          "vendor": {
            "name": "wolfSSL"
          }
        },
        "product_version": "3.9.10 ≤5.9.1"
      }
    ]
  }
]

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25 Jun 2026 17:59Current
5.9Medium risk
Vulners AI Score5.9
CVSS 46
SSVC
3