What is CVE-2026-71275?

CVE-2026-71275 is a medium-severity vulnerability in Openshwprojects Openbk7231t App, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-08-05.

How severe is CVE-2026-71275?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Openshwprojects Openbk7231t App

CVE-2026-71275

OpenBK7231T's http_fn_ota_exec() (src/httpserver/http_fns.c) reflects the `host` query parameter directly into an HTML response via hprintf255(request, "<h3>OTA requested for %s!</h3>", tmpA) with no HTML encoding, allowing a crafted URL such as /ota_exec?host=<script>alert(1)</script> to execute JavaScript in an authenticated admin's browser when they click a malicious link.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (3.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Openshwprojects Openbk7231t_app — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c (third-party-advisory)

Frequently asked questions

What is CVE-2026-71275?: CVE-2026-71275 is a medium-severity vulnerability in Openshwprojects Openbk7231t App, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-08-05.
How severe is CVE-2026-71275?: Medium severity. CVSS v3 base score is 5.4 out of 10.