CVE-2026-19642
Medium · 5.9CVSS
5.9
EPSS
0.5%
Published
Aug 12, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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