{"id":"CVE-2026-89090","revision":"fccd49c7ac674e0da59f5fbdfa26a91c","records":[{"revision":"fccd49c7ac674e0da59f5fbdfa26a91c","observedAt":"2026-10-25T16:19:22.228+00:00","statement":{"source":"nvd","id":"CVE-2026-89090","aliases":[],"title":"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 fra…","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.\n\n\n\nTo remediate this issue, users should upgrade to release-2026-03-23 or later, and patch any forked or derivative code.","state":0,"publishedAt":"2026-09-11T18:17:00.097+00:00","modifiedAt":"2026-09-11T20:19:22.68+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · ff89ba41-3aa1-4d27-914a-91399e9639e5 · Secondary","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":8.2,"severity":"HIGH"},{"system":"CVSS 3.1 · ff89ba41-3aa1-4d27-914a-91399e9639e5 · Secondary","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","score":5.9,"severity":"MEDIUM"}],"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"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-89090","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Awaiting Analysis","weaknesses":["CWE-248"],"productCriteria":[],"sourceDates":{"published":"2026-09-11T18:17:00.097","lastModified":"2026-09-11T20:19:22.680"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-89090","identifiers":["CVE-2026-89090"]},"retained":false,"historicalAffected":[]}],"coverage":[]}