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EUVD-2026-21220

🗓️ 10 Apr 2026 00:30:31Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu

WolfSSL packet sniffer underflow <=5.9.0 enables remote crash in authenticated encryption decryption from malformed application data.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-5778
9 Apr 202621:45
attackerkb
AlpineLinux
CVE-2026-5778
9 Apr 202621:45
alpinelinux
CNNVD
wolfSSL 安全漏洞
9 Apr 202600:00
cnnvd
CVE
CVE-2026-5778
9 Apr 202621:45
cve
Cvelist
CVE-2026-5778 Integer underflow leads to out-of-bounds access in sniffer ChaCha decrypt path.
9 Apr 202621:45
cvelist
Debian CVE
CVE-2026-5778
9 Apr 202621:45
debiancve
NVD
CVE-2026-5778
9 Apr 202622:16
nvd
OSV
DEBIAN-CVE-2026-5778
9 Apr 202622:16
osv
OSV
UBUNTU-CVE-2026-5778
9 Apr 202622:16
osv
Positive Technologies
PT-2026-31813
9 Apr 202600:00
ptsecurity
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "0cdca7ba-e9ad-3176-a986-9574e5b6337e",
        "vendor": {
          "name": "wolfSSL"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "d442d040-be0f-391f-bb10-d4b8cc75d878",
        "product": {
          "name": "wolfSSL"
        },
        "product_version": "0 ≤5.9.0"
      }
    ]
  }
]

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10 Apr 2026 00:30Current
5.9Medium risk
Vulners AI Score5.9
CVSS 42.1
EPSS0.00051
SSVC
0