PT-2026-48517 · S2N-Quic · S2N-Quic

CVE-2026-10740

·

Published

2026-06-10

·

Updated

2026-08-14

CVSS v4.0

6.9

Medium

VectorAV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions s2n-quic versions prior to 1.8.2
Description Unbounded memory allocation in the CRYPTO frame reassembler allows an unauthenticated remote actor to cause a denial of service, resulting in degraded availability, by sending crafted QUIC Initial packets.
Recommendations Upgrade to version 1.8.2.

Exploit

Fix

DoS

Allocation of Resources Without Limits

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2026-10740
GHSA-9Q54-F358-3FQF

Affected Products

S2N-Quic