EUVD-2026-80048

Netcore NR255-V version 1.5.130703 contains a stored cross-site scripting vulnerability in L7 content management pages that use eval sinks, affecting the call board text and policy group handling components. Attackers can inject persistent script payloads through these pages to have malicious cod...

EUVD-2026-80046

Netcore NR255-V version 1.5.130703 contains an out-of-bounds read vulnerability in filterarpputfile.cgi caused by improper use of a string handling API. Attackers can trigger an unterminated buffer over-read by exploiting this flaw in the affected component, potentially exposing adjacent memory...

EUVD-2026-80044

Netcore NR255-V version 1.5.130703 contains a stored cross-site scripting vulnerability in DHCP static IP and IP ACL management pages, including dhcpaddstaticipcgi, dhcpstaticipshowcgi, ipaclsetcgi, and ipaclshowcgi. Attackers can inject persistent malicious scripts through these components to...

EUVD-2026-80045

Netcore NR255-V version 1.5.130703 contains a stored cross-site scripting vulnerability in the DHCP dynamic IP display and ARP bind list display components handling hostname fields. A LAN-based attacker can inject malicious script through these hostname fields, which is later rendered by...

EUVD-2026-80041

Netcore NR255-V version 1.5.130703 contains a stack-based buffer overflow in reboottimerset.cgi caused by improper sscanf token parsing. Attackers can exploit this flaw by submitting crafted input to the affected endpoint to corrupt stack memory...

EUVD-2026-80035

Netcore NR255-V version 1.5.130703 contains a sensitive information disclosure vulnerability in the modqosbandwidth plan.json handling within filterconnsdumpcgi.c and IGDCgiCall.c. Authenticated users with broad roles can access these QoS read routes to obtain live network telemetry beyond their...

EUVD-2026-80042

Netcore NR255-V version 1.5.130703 contains an out-of-bounds read vulnerability in the mtdwrite pre-flash validation routine triggered by short firmware uploads. Attackers can upload a truncated firmware image via putfilecgi.c to trigger out-of-bounds reads across main.c, checkimageuuid.c, and...

EUVD-2026-80038

Netcore NR255-V firmware version 1.5.130703 builds root-run command lines from unquoted user-supplied DDNS input in DDNSsetcgi.c and related ddnsProc.c components, enabling os command argument injection. Attackers can exploit the unsanitized parameters to inject additional command arguments...

EUVD-2026-80040

Netcore NR255-V version 1.5.130703 contains a null pointer dereference vulnerability in routepolicyadd.cgi caused by a missing exitport parameter. Attackers can send requests lacking the exitport field to trigger the null pointer dereference, resulting in a denial of service...

EUVD-2026-80034

Netcore NR255-V version 1.5.130703 contains an os command argument injection vulnerability in the Nettools tcpdump launch paths, including ntoolsstartsetcgi, ntoolstcpdumpstartsetcgi, exedefault, and ntoolsproc components. Attackers can inject crafted arguments into these tcpdump launch routines ...

EUVD-2026-80039

Netcore NR255-V firmware version 1.5.130703 contains a stored cross-site scripting vulnerability in routing and NAT configuration CGI components including routingtabaddcgi, routingtablelistshowcgi, routepolicyaddcgi, and routepolicyparameshowcgi. Attackers can inject persistent script payloads...

EUVD-2026-80043

Netcore NR255-V version 1.5.130703 contains a sensitive information disclosure vulnerability in modvpnremote/plan.json, pptpdusershow.cgi, pptpclientconfigshow.cgi, and l2tpdusershow.cgi. Attackers can leverage these components to obtain PPTP and L2TP VPN credentials...

EUVD-2026-80033

Netcore NR255-V version 1.5.130703 contains a stack-based buffer overflow in ntoolstcpdumpstartset.cgi caused by an unsized sprintf call when processing form values. An attacker can submit crafted input to this cgi endpoint to overflow the stack buffer and potentially execute arbitrary code...

EUVD-2026-80037

Netcore NR255-V version 1.5.130703 contains a null pointer dereference vulnerability in the QoS setter CGI handlers filterconndelcgi.c and grepriosetcgi.c due to unchecked atoi results. An attacker can trigger the flaw by supplying crafted input to these handlers, causing a denial of service...

EUVD-2026-80062

Netcore NR255-V version 1.5.130703 contains a sensitive information disclosure vulnerability in the userpassshow.cgi component. Low-privilege attackers can exploit this flaw via uiconfig2.xml and misc.js to disclose router credentials...

EUVD-2026-80058

Netcore NR255-V version 1.5.130703 contains a sensitive information disclosure vulnerability in the audit endpoints handled by l7webauthlogdumpcgi.c, auditgetcgi.c, and moddispatchauth/plan.json. Attackers can query these audit components to obtain other users' session and browsing history data...

EUVD-2026-80060

Netcore NR255-V firmware version 1.5.130703 contains a sensitive information disclosure vulnerability in the ddnswanlistshow.cgi endpoint and related DDNSsetcgi, IGDGetCgiHandler, and IGDCgiCall components. Attackers who reach this CGI handler can obtain plaintext DDNS credentials, exposing...

EUVD-2026-80063

Netcore NR255-V version 1.5.130703 contains a stack-based buffer overflow in wakeupset.cgi caused by unbounded tokenization of MAC and ID input. Attackers can supply crafted MAC and ID values to the affected endpoint to overflow the stack buffer and corrupt program memory...

EUVD-2026-80057

Netcore NR255-V version 1.5.130703 contains a sensitive information disclosure vulnerability in l7webauthusershow.cgi related to captive-portal credential handling. Attackers can query this component to obtain captive-portal user credentials, compromising confidentiality of authenticated network...

EUVD-2026-80061

Netcore NR255-V version 1.5.130703 contains a stored cross-site scripting vulnerability in ddnswanlistshow.cgi caused by unsafe eval handling of DDNS data. Attackers can inject malicious script through the DDNS configuration path, leading to persistent execution when the affected page is viewed...