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CVE-2026-19643

🗓️ 12 Aug 2026 19:38:00Reported by AMZNType 
cve
 cve
🔗 web.nvd.nist.gov👁 7 Views

OOB read in aws-sdk-cpp Base64 decoder before 1.11.862 crashes apps on crafted input.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-19643
12 Aug 202619:38
attackerkb
cvelist
Cvelist
CVE-2026-19643 Out-of-bounds read in the Base64 decoder in Amazon aws-sdk-cpp on signed-char platforms
12 Aug 202619:38
cvelist
euvd
EUVD
EUVD-2026-57524
12 Aug 202619:38
euvd
nvd
NVD
CVE-2026-19643
12 Aug 202620:17
nvd
CNA
Node
awsaws-sdk-cppRange01.11.861
[
  {
    "vendor": "AWS",
    "product": "aws-sdk-cpp",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThanOrEqual": "1.11.861",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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12 Aug 2026 20:50Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.15.3
CVSS 46
7