Medium severity5.3NVD Advisory· Published Aug 12, 2026· Updated Aug 18, 2026
CVE-2026-19643
CVE-2026-19643
Description
An out-of-bounds read issue in the Base64 decoder in Amazon aws-sdk-cpp before 1.11.862, on some platforms, might allow a remote authenticated user to crash an application that processes crafted Base64-encoded input.
To remediate this issue, users should upgrade to version 1.11.862.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: <1.11.862
- cpe:2.3:a:amazon:aws_software_development_kit:*:*:*:*:*:c\+\+:*:*Range: <1.11.862
Patches
Vulnerability mechanics
References
3- aws.amazon.com/security/security-bulletins/2026-080-aws/nvdVendor Advisory
- github.com/aws/aws-sdk-cpp/security/advisories/GHSA-mxm9-xpf9-x66xnvdVendor Advisory
- github.com/aws/aws-sdk-cpp/releases/tag/1.11.862nvdRelease Notes
News mentions
0No linked articles in our index yet.