High severity · published May 22, 2026
CVE-2026-9291
Insecure Deserialization in Amazon Braket SDK Job Results Processing
7.1
CVSS
0.4%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 32% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AB
Amazon Braket Python SDK · AWS
1.10.0 before 1.117.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-9291
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-9291
aws.amazon.com
https://aws.amazon.com/security/security-bulletins/2026-036-aws/
github.com
https://github.com/amazon-braket/amazon-braket-sdk-python/releases/tag/v1.117.0
github.com
https://github.com/amazon-braket/amazon-braket-sdk-python/security/advisories/GHSA-g697-2xrc-gc46