Vulnerability · Published Aug 5, 2026 · Assigned by TuranSec
CVE-2026-71274OpenBK7231T Stored XSS via Unsanitized MQTT-Set Channel Labels
High 8.5
In plain English
A high-severity cross-site scripting in OpenBK7231T_App from openshwprojects. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities).
Severity (CVSS 3.1)8.5High
Exploit odds (30 days)0.3%top 79.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
OpenBK7231T's CHANNEL_SetLabel (src/cmnds/cmd_channels.c) stores channel labels received via the MQTT SetChannelLabel command using strdup with no HTML sanitization. CHANNEL_GetLabel returns these labels unsanitized, and they are rendered via hprintf255 at 15+ locations in src/httpserver/http_fns.c with no HTML encoding.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| openshwprojects | OpenBK7231T_App | 0 – through * |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
References
- https://github.com/openshwprojects/OpenBK7231T_App third-party-advisory