Insertion of sensitive information into log file in AWS Tools for PowerShell
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-532.
Summary
AWS Tools for PowerShell before 5.0.306 writes sensitive information into a log file. A local user can recover an IAM user's cleartext AWS Management Console password from command output and log artifacts. The CNA scores it CVSS 4.0 6.7 (Medium) and maps it to CWE-532.
Written with Claude Haiku 5.5 from the sources below · 2026-11-06
Description from the CNA
Insertion of sensitive information into log file in AWS Tools for PowerShell before 5.0.306 might allow local users to recover an IAM user's cleartext AWS Management Console password from command output and log artifacts. To remediate this issue, users should upgrade to version 5.0.306 or later. After upgrading, review PowerShell transcripts and log stores for previously disclosed passwords and rotate any affected IAM console passwords.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
Upgrade to AWS Tools for PowerShell 5.0.306 or later. After upgrading, review PowerShell transcripts and log stores for previously disclosed passwords, and rotate any affected IAM console passwords.
Written with Claude Haiku 5.5 from the sources below · 2026-11-06
Vendor assessments
Timeline
- 2026-10-09 Threatist record created from CVE-2026-107783
- 2026-11-06 Affected versions changed · Red Hat
- 2026-11-06 CVSS score added · Red Hat
References
More AWS vulnerabilities
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- TI-2024-18648 Amazon AWS Amplify CLI before 12.10.1 incorrectly configures the role trust policy of IAM… CVSS 3.1CRITICAL 9.8
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- TI-2025-03847 Input validation issue in AWS Amplify Studio UI component properties CVSS 4.0CRITICAL 9.0
- TI-2026-11603 HTTP/2 Stream Parser Confusion Body-Inspection Bypass in Amazon CloudFront with AWS WAF CVSS 4.0HIGH 7.9
Sources
- CVE-2026-107783 · CVE Program
- CVE-2026-107783 · NVD
- FIRST EPSS
- CVE-2026-107783 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences