CVE-2026-76853 Netcore NR268 - Authentication Bypass

Netcore NR268 firmware version 1.7.121109 contains a security check bypass caused by flawed prefix validation in parame_put_file.cgi restore archive, letting attackers bypass restricted restore archive handling, exploit requires no special conditions.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.26% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Authentication
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Published
15 September 2026
Updated
15 October 2026
Weakness
CWE-353

Vendor fix

Update to the latest firmware version.

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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