5.4mediumMedium
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, " OTA requested for %s! ", tmpA) with no HTML encoding, allowing a crafted URL such as /ota_exec?host= to execute JavaScript in an authenticated admin's browser when they click a malicious link.
What the metrics mean
- It is reachable over a network, without needing local access.
- For an attacker who can reach it, no special conditions are needed to exploit it.
- To exploit it, an ordinary user account is needed.
- Beyond that, someone has to be persuaded to take an action first.
Scoring
- CVSS
- 5.4 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N- Weakness
- CWE-79
- Assigned by
- 309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c
Dates
- Published
- 2026-08-05
- Last modified
- 2026-08-26
- Sources
- NVD