What is CVE-2025-57923?

CVE-2025-57923 is a medium-severity vulnerability in Ideal Postcodes Uk Address Postcode Validation, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 5.3/10. Published 2025-09-22.

How severe is CVE-2025-57923?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Ideal Postcodes Uk Address Postcode Validation

CVE-2025-57923

Insertion of Sensitive Information Into Sent Data vulnerability in Ideal Postcodes UK Address Postcode Validation uk-address-postcode-validation allows Retrieve Embedded Sensitive Data.This issue affects UK Address Postcode Validation: from n/a through <= 3.9.2.

EPSS: 0.003 (23.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Ideal Postcodes Uk Address Postcode Validation — versions 0

Weakness classification (CWE)

CWE-201 — Insertion of Sensitive Information into Sent Data

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2025-57923?: CVE-2025-57923 is a medium-severity vulnerability in Ideal Postcodes Uk Address Postcode Validation, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 5.3/10. Published 2025-09-22.
How severe is CVE-2025-57923?: Medium severity. CVSS v3 base score is 5.3 out of 10.