CVE-2026-107783
MEDIUM 6.7Insertion 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.
No known exploitation, public exploit, or elevated probability at this time. Track for changes.
Exploitation likelihood
0.1%chance of exploitation in 30 days · 1st percentile
Impact if exploited
6.7CVSS 4.0 · MEDIUM
- ConfidentialityHigh
- IntegrityNone
- AvailabilityNone
What an attacker needs
- ⚠Access: Requires local access to the host
- ⚠Privileges: Requires a low-privilege account
- ⚠User interaction: Succeeds with passive user activity
- ✓Complexity: No special conditions — reliably repeatable
- ✓Requirements: No special attack requirements
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept
No public PoC is currently catalogued.
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Tracked sources are checked daily for recent CVEs, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.
Data snapshot:
Weakness (CWE)
- CWE-532: Insertion of sensitive information into log file
CVSS vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
References and research data (JSON)
All CVSS metrics
- MEDIUM 5.9 v3.1 · CNA Primary
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N - MEDIUM 6.7 v4.0 · CNA Primary
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N - MEDIUM 6.7 v4.0 · NVD Secondary
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/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 - MEDIUM 5.9 v3.1 · NVD Secondary
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
References
Patches & mitigations
- https://github.com/aws/aws-tools-for-powershell/releases/tag/5.0.306 CVE record · AMZN · Updated 2026-10-09T15:55:48.360Z
NVD · CVE-2026-107783 · Updated 2026-10-09T18:17:02.347
Advisories
- https://aws.amazon.com/security/security-bulletins/2026-132-aws/ CVE record · AMZN · Updated 2026-10-09T15:55:48.360Z
NVD · CVE-2026-107783 · Updated 2026-10-09T18:17:02.347 - https://github.com/aws/aws-tools-for-powershell/security/advisories/GHSA-q3x5-q6rm-c7p3 CVE record · AMZN · Updated 2026-10-09T15:55:48.360Z
NVD · CVE-2026-107783 · Updated 2026-10-09T18:17:02.347 - https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-95896 EUVD · EUVD-2026-95896