CVE-2026-19642EPSS p40.9%

CVE-2026-19642CVE-2026-19642

amazon / aws_software_development_kit

Description

An out-of-bounds write issue in the Base64 decoder in Amazon aws-sdk-cpp before 1.11.862 might allow a remote authenticated user to cause a crash or heap memory corruption in an application that processes crafted Base64-encoded input. To remediate this issue, users should upgrade to version 1.11.862.

Scoring

CVSS 5.9 ()
VectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
EPSS0.50% probability of exploitation · percentile 40.9% · 2026-10-05T12:00:23Z
Last modified2026-08-18
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.