CVE-2026-126490

LOW 3.1

OpenEMR before 8.5.0 Information Disclosure via Debug Code in fax_view.php

CVSS Score

3.1

EPSS Score

0.0%

EPSS Percentile

0th

OpenEMR before 8.5.0 contains active debug code in interface/fax/fax_view.php that executes passthru("groups") and discloses the web server's Unix group memberships. Authenticated attackers with fax module access can supply a nonexistent jid value to reveal groups such as adm or shadow, aiding privilege escalation planning.

CWE	CWE-200
Vendor	openemr
Product	openemr
Published	Nov 13, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

openemr / openemr

0 < 8.5.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/openemr/openemr/security/advisories/GHSA-wc2f-fvpv-c32r vulncheck.com: https://www.vulncheck.com/advisories/openemr-before-8.5.0-information-disclosure-via-debug-code-in-fax-view-php

Credits

🔍 Pig-Tail