CVE-2026-12530
CVE-2026-12530 is a high-severity vulnerability with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-88.
Key facts
- Severity: High (CVSS 3.x base score 7.3)
- CVSS v4: 8.4
- EPSS exploit prediction: 0% (22nd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-37802
- Weakness: CWE-88
- Published:
- Last modified:
Description
Improper neutralization of argument delimiters in the install_packages() method in AWS Bedrock AgentCore Python SDK versions >= 1.1.3 and < 1.6.1 might allow a remote authenticated user to execute arbitrary commands within the Code Interpreter sandbox via crafted package name arguments. To mitigate this issue, users should upgrade to version 1.6.1.
Frequently asked questions
- What is CVE-2026-12530?
- Improper neutralization of argument delimiters in the install_packages() method in AWS Bedrock AgentCore Python SDK versions >= 1.1.3 and < 1.6.1 might allow a remote authenticated user to execute arbitrary commands within the Code Interpreter sandbox via crafted package name arguments. To mitigate this issue, users should upgrade to version 1.6.1.
- How severe is CVE-2026-12530?
- CVE-2026-12530 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2026-12530 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-12530?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2026-12530 have an EU (EUVD) identifier?
- Yes. CVE-2026-12530 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37802.
- When was CVE-2026-12530 published?
- CVE-2026-12530 was published on 2026-06-17 and last updated on 2026-06-22.
References
- https://aws.amazon.com/security/security-bulletins/2026-044-aws/
- https://pypi.org/project/bedrock-agentcore/1.6.1/
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