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Vulnerability record · CVE-2026-9291 · published 22 May 2026

CVE-2026-9291: Deserialization of untrusted data vulnerability

Insecure deserialization in the job results processing component in Amazon Braket SDK before 1.117.0 might allow a remote authenticated user with S3 write access to the job output bucket to achieve arbitrary code execution on any machine that processes job results. We recommend you upgrade to amazon-braket-sdk version 1.117.0 or later.

7.5 CVSS 4.0 High EPSS 0.65% · top 51.0% CWE-502 · Deserialization of untrusted data Awaiting Analysis
7.5CVSS 4.0 base score
0.65%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
23 Jul 2026Last modified by NVD

Description

Insecure deserialization in the job results processing component in Amazon Braket SDK before 1.117.0 might allow a remote authenticated user with S3 write access to the job output bucket to achieve arbitrary code execution on any machine that processes job results. We recommend you upgrade to amazon-braket-sdk version 1.117.0 or later.

CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:H/VI:H/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:

References

LinkTags
https://aws.amazon.com/security/security-bulletins/2026-036-aws/
https://github.com/amazon-braket/amazon-braket-sdk-python/releases/tag/v1.117.0
https://github.com/amazon-braket/amazon-braket-sdk-python/security/advisories/GHSA-g697-2xrc-gc46

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Source: NIST National Vulnerability Database (record CVE-2026-9291), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.