VDB

CVE-2026-5264

CVE-2026-5264 PUBLISHED CVSS 8.3 HIGH

Reported by wolfSSL · Published April 9, 2026

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.

EPSS 0.14% · 33.4th percentile

Risk Scores

CVSS v4.0
8.3
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
EPSS Score
0.14%
33.4th percentile

Affected Products

VendorProductVersions
wolfSSLwolfSSL0
wolfSSLwolfSSL0

Timeline

  • Apr 9, 2026 CVE Published
  • Apr 10, 2026 EPSS Score
  • May 18, 2026 EPSS Score
  • May 19, 2026 EPSS Score
  • May 20, 2026 EPSS Score
  • May 21, 2026 EPSS Score
  • May 22, 2026 EPSS Score
  • May 23, 2026 EPSS Score
  • May 24, 2026 EPSS Score
  • May 25, 2026 EPSS Score
  • May 26, 2026 EPSS Score
  • May 27, 2026 EPSS Score

References

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