Medium severity · published Sep 15, 2026
CVE-2026-92256
Netcore NR255-V 1.5.130703 IPsec PSK and RSA Key Disclosure via l2tpd_config_show.cgi Read Handlers
6.5
CVSS
0.4%
EPSS
No
On KEV
Description
NR255-V version 1.5.130703 contains a sensitive information disclosure vulnerability in l2tpd_config_show_cgi.c, ipsec_show_cgi.c, and mod_vpn_remote/plan.json read handlers. Attackers can query l2tpd_config_show.cgi to expose stored IPsec PSK and RSA key material.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 30% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NR
NR255-V · Netcore
1.5.130703 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-92256
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-92256
github.com
https://github.com/draw-ctf/netcore-router-public-refs/blob/main/2026.08.19-netcore-nr255v-ipsec-cred-disclosure.md
www.vulncheck.com
https://www.vulncheck.com/advisories/netcore-nr255-v-1.5.130703-ipsec-psk-and-rsa-key-disclosure-via-l2tpd-config-show-cgi-read-handlers
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