DTLS 1.3 ACK heap buffer overflow_CVE-2026-5264

8.3 / 10

HIGH

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N

Description

Heap buffer overflow in DTLS 1.3 ACK message processing. A remote attacker can send a crafted DTLS 1.3 ACK message that triggers a heap buffer overflow.

Basic Information

ID CVE-2026-5264

Source wolfSSL

Published Apr 9, 2026 at 21:43

Modified Apr 10, 2026 at 13:55

Affected Product

Vendor wolfSSL

Product wolfSSL

Affected Versions wolfSSL wolfSSL 0

CWE Classification

CWE-122

References

github.com /wolfssl/wolfssl/pull/10076

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    "modified": "2026-04-10T13:55:41.431Z",
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