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.
Metrics
Affected Vendors & Products
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History
Tue, 15 Sep 2026 12:15:00 +0000
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threat_severity
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threat_severity
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Fri, 11 Sep 2026 23:45:00 +0000
| Type | Values Removed | Values Added |
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| Description | 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. | |
| Title | Denial of service in the event stream header decoder in AWS SDK for Go v2 | |
| First Time appeared |
Aws
Aws aws Sdk For Go V2 |
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| Weaknesses | CWE-248 | |
| CPEs | cpe:2.3:a:aws:aws_sdk_for_go_v2:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Aws
Aws aws Sdk For Go V2 |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: AMZN
Published: 2026-09-11T17:03:33.351Z
Updated: 2026-09-24T19:29:25.970Z
Reserved: 2026-09-10T20:14:45.885Z
Link: CVE-2026-89090
Updated: 2026-09-11T19:19:54.803Z
Status : Awaiting Analysis
Published: 2026-09-11T18:17:00.097
Modified: 2026-09-11T20:19:22.680
Link: CVE-2026-89090