CVE-2026-110310 RSA PKCS#1 v1.5 padding oracle via legacy envelope key format downgrade in Amazon S3 Encryption Client for .NET
| Reporter | Title | Published | Views | Family All 10 |
|---|---|---|---|---|
 | CVE-2026-110310 | 15 Oct 202600:17 | – | circl |
 | CVE-2026-110310 | 14 Oct 202619:37 | – | cve |
 | EUVD-2026-101618 | 14 Oct 202619:37 | – | euvd |
 | CVE-2026-110310 | 14 Oct 202619:37 | – | mend |
 | NuGet Package 'Amazon.Extensions.S3.Encryption' 2.1.x <= 2.3.0 / 3.x < 3.2.2 / 4.0.x < 4.0.3 RSA Padding Oracle | 29 Oct 202600:00 | – | nessus |
 | CVE-2026-110310 | 14 Oct 202620:17 | – | nvd |
 | PT-2026-114031 | 14 Oct 202600:00 | – | ptsecurity |
 | CVE-2026-110310: Observable Response Discrepancy | 14 Oct 202600:00 | – | rapid7 |
 | Information Exposure | 14 Oct 202621:32 | – | snyk |
 | CVE-2026-110310 RSA PKCS#1 v1.5 padding oracle via legacy envelope key format downgrade in Amazon S3 Encryption Client for .NET | 14 Oct 202619:37 | – | vulnrichment |
[
{
"vendor": "Amazon",
"product": "Amazon.Extensions.S3.Encryption",
"versions": [
{
"status": "affected",
"version": "2.1.0",
"lessThanOrEqual": "2.*",
"versionType": "custom"
},
{
"status": "affected",
"version": "3.0.0",
"lessThanOrEqual": "3.2.1",
"versionType": "custom"
},
{
"status": "affected",
"version": "4.0.0",
"lessThanOrEqual": "4.0.2",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
}
]Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
14 Oct 2026 19:46Current
CVSS 3.15.3
CVSS 46
EPSS0.00508
SSVC