HIGH 8.2 NVD
CVE-2026-89090
An unrecovered panic in the event stream header decoder in Amazon AWS SDK for Go v2 before release-2026-03-23 might allow an unauthenticated remote actor to ter
An unrecovered panic in the event stream header decoder in Amazon AWS SDK for Go v2 before release-2026-03-23 might allow an unauthenticated remote actor to terminate the consuming application process via a crafted event stream response frame containing a header value type outside the valid range.
To remediate this issue, users should upgrade to release-2026-03-23 or later, and patch any forked or derivative code.
References
- https://aws.amazon.com/security/security-bulletins/2026-110-aws/
- https://github.com/aws/aws-sdk-go-v2/releases/tag/release-2026-03-23
- https://github.com/aws/aws-sdk-go-v2/security/advisories/GHSA-xmrv-pmrh-hhx2
This high severity vulnerability with a CVSS score of 8.2 was published on 2026-09-11 via NVD.
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