CVE-2026-100390 Zoraxy - Authentication Bypass

Zoraxy 3.2.3 through 3.3.4 contains an IP spoofing vulnerability caused by improper parsing of IPv6 addresses in the RemoteAddr field when setting forwarded headers, letting unauthenticated attackers bypass IP-based access controls by spoofing X-Forwarded-For values.

CVSS base score 7.4 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.29% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Access Control
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Published
25 September 2026
Updated
15 October 2026
Weakness
CWE-290

Vendor fix

Update to the latest version beyond 3.3.4.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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