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CVE-2026-89090

Denial of service in the event stream header decoder in AWS SDK for Go v2 PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
AWS / AWS SDK for Go v2affected 0 before 2026-03-23

CWE

CWE-248

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.