What is CVE-2025-62126?

CVE-2025-62126 is a medium-severity vulnerability in Razvan Stanga Varnish/nginx Proxy Caching, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 5.3/10. Published 2025-12-31.

How severe is CVE-2025-62126?

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

Vulnerability in Razvan Stanga Varnish/nginx Proxy Caching

CVE-2025-62126

Insertion of Sensitive Information Into Sent Data vulnerability in Razvan Stanga Varnish/Nginx Proxy Caching vcaching allows Retrieve Embedded Sensitive Data.This issue affects Varnish/Nginx Proxy Caching: from n/a through <= 1.8.3.

EPSS: 0.007 (47.9th 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:N/I:L/A:N.

Affected products

Razvan Stanga Varnish/nginx Proxy Caching — 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-2025-62126?: CVE-2025-62126 is a medium-severity vulnerability in Razvan Stanga Varnish/nginx Proxy Caching, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 5.3/10. Published 2025-12-31.
How severe is CVE-2025-62126?: Medium severity. CVSS v3 base score is 5.3 out of 10.