CVE-2026-3336

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

I

mproper certificate validation in PKCS7_verify() in AWS-LC allows an unauthenticated user to bypass certificate chain verification when processing PKCS7 objects with multiple signers, except the final signer. Customers of AWS services do not need to take action. Applications using AWS-LC should upgrade to AWS-LC version 1.69.0.

References

Link	Resource
https://aws.amazon.com/security/security-bulletins/2026-005-AWS/
https://github.com/aws/aws-lc/releases/tag/v1.69.0
https://github.com/aws/aws-lc/security/advisories/GHSA-cfwj-9wp5-wqvp

Configurations

No configuration.

History

02 Mar 2026, 23:16

Type	Values Removed	Values Added
References		() https://github.com/aws/aws-lc/security/advisories/GHSA-cfwj-9wp5-wqvp -

02 Mar 2026, 22:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-02 22:16

Updated : 2026-03-03 21:52

NVD link : CVE-2026-3336

Mitre link : CVE-2026-3336

CVE.ORG link : CVE-2026-3336

JSON object : View

Products Affected

No product.

CWE

CWE-295

Improper Certificate Validation

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