# CVE-2026-62328: 9Router 0.4.41 - Unauthenticated Information Disclosure via API Usage Endpoints

> Remote attackers can access sensitive AI conversation histories and user emails via unprotected API endpoints in 9Router.

- **Severity:** High 8.7 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/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:** 13 Jul 2026
- **Updated:** 15 Jul 2026
- **Also known as:** GHSA-xjwv-xjj9-gqqc

## What is CVE-2026-62328?

CVE-2026-62328 is a high-severity missing authorization vulnerability in decolua 9Router, published on 13 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

9Router through version 0.4.41 contain an unauthenticated information disclosure vulnerability that allows remote attackers to access sensitive user data by sending requests to unprotected API endpoints. Attackers can enumerate paginated request logs and retrieve complete AI conversation histories including system prompts, user messages, assistant responses, tool calls, and user email addresses by querying the request-logs and request-details API routes which lack authentication middleware.

Weakness: CWE-862 (Missing Authorization), CWE-359 (Exposure of Private Personal Information to an Unauthorized Actor)

## Which versions are affected by CVE-2026-62328?


## How do I fix CVE-2026-62328?

No fix has been published for CVE-2026-62328 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-62328 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-62328 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-62328 and fix it if it is affected.

What it is: CVE-2026-62328 is a high-severity missing authorization vulnerability in decolua 9Router, published on 13 Jul 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-2026-62328 exists.

Affected product: decolua 9Router. 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-2026-62328/ (Markdown: https://insights.sbomify.com/CVE-2026-62328/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-62328
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-62328
- OSV: https://osv.dev/vulnerability/CVE-2026-62328

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-62328/
Summaries are generated and may contain mistakes; the official description above is the record.