What is CVE-2026-25523?

CVE-2026-25523 is a medium-severity vulnerability in Openmage Magento, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-02-04.

How severe is CVE-2026-25523?

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

Information disclosure in Openmage Magento

CVE-2026-25523

Magento-lts is a long-term support alternative to Magento Community Edition (CE). Prior to version 20.16.1, the admin url can be discovered without prior knowledge of it's location by exploiting the X-Original-Url header on some configurations. This issue has been patched in version 20.16.1.

Vulnerability class: Information Disclosure

Published 2026-02-04 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.004 (35.7th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 35.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Affected products

Openmage Magento
Openmage Magento-Lts — versions < 20.16.1

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

github.com/OpenMage/magento-lts/security/advisories/GHSA-jg68-vhv3-9r8f (Vendor Advisory)
hackerone.com/bugs (Permissions Required)

Frequently asked questions

What is CVE-2026-25523?: CVE-2026-25523 is a medium-severity vulnerability in Openmage Magento, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-02-04.
How severe is CVE-2026-25523?: Medium severity. CVSS v3 base score is 5.3 out of 10.