# CVE-2026-111694: qKnow through 2.4.3 Missing Authentication via /flyflow Workflow Endpoints

> Unauthenticated attackers can access workflow endpoints to enumerate user phone numbers, roles, and department structures in qKnow.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Oct 2026
- **Updated:** 21 Oct 2026
- **Also known as:** GHSA-wg5c-63h4-vxh8

## What is CVE-2026-111694?

CVE-2026-111694 is a medium-severity missing authorization vulnerability in qiantongtech qKnow, published on 16 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

qKnow through 2.4.3 contains a missing authentication vulnerability that allows unauthenticated remote attackers to access /flyflow workflow integration endpoints permitted in SecurityConfig. Attackers can POST sequential userId values to /flyflow/userById or call roleAll and deptListByParentDeptId to enumerate user phone numbers, roles, and department structure.

Weakness: CWE-306 (Missing Authentication for Critical Functionality)

## Which versions are affected by CVE-2026-111694?


## How do I fix CVE-2026-111694?

No fix has been published for CVE-2026-111694 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-111694 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-111694 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-111694 and fix it if it is affected.

What it is: CVE-2026-111694 is a medium-severity missing authorization vulnerability in qiantongtech qKnow, published on 16 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-111694 exists.

Affected product: qiantongtech qKnow. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-111694/ (Markdown: https://insights.sbomify.com/CVE-2026-111694/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-111694
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-111694
- OSV: https://osv.dev/vulnerability/CVE-2026-111694

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-111694/
Summaries are generated and may contain mistakes; the official description above is the record.