MEDIUM

CVE-2026-76857

2026-09-15 CVSS v3.1

CVSS

6.5

Description

Netcore NR255-V firmware version 1.5.130703 contains a sensitive information disclosure vulnerability in the ddns_wan_list_show.cgi endpoint and related DDNSset_cgi, IGD_GetCgiHandler, and IGD_CgiCall components. Attackers who reach this CGI handler can obtain plaintext DDNS credentials, exposing sensitive account information.

Weakness (CWE)

CWE-522 Insufficiently Protected Credentials

EPSS Score

0.35%

Probability of exploitation in next 30 days

28.1th percentile

References

https://github.com/draw-ctf/netcore-router-public-refs/blob/main/2026.08.19-netcore-nr255v-ddns-cred-disclosure.md https://www.vulncheck.com/advisories/netcore-nr255-v-1.5.130703-plaintext-ddns-credential-disclosure-via-ddns-wan-list-show-cgi

View on dbcve.org

Base CVE data derived from NVD (public domain). Enrichment by dbcve.org (CC-BY-4.0). Fetched via API.

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