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CVE-2026-104002.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSMEDIUM / 6CVSS 4.0 · ff89ba41-3aa1-4d27-914a-91399e9639e5
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSAwaiting AnalysisModified Oct 02, 2026

Disclosure summary

A fail-open error handling issue within the data masking utility of Powertools for AWS Lambda (Python) might allow actors to read sensitive field values that the application intended to mask. To remediate this issue, users should upgrade to version 3.35.0.

Source-reported weakness categories

CWE-390

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

NIST National Vulnerability Database · NVD-CVE-2026-104002

Open original source · Updated Oct 02, 2026

Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.

Original records & references

PUBLISHED 2026-10-01T18:17:00-04:00
MODIFIED 2026-10-02T15:16:40-04:00
INGESTED 2026-10-06T11:45:14-04:00