# CVE-2026-34999: OpenViking 0.2.5 < 0.2.14 Bot Proxy Endpoints Allow Unauthenticated Access

> Remote attackers can bypass authentication to access protected bot proxy endpoints and interact with the backend without credentials.

- **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:** 1 Apr 2026
- **Updated:** 14 Jul 2026
- **Also known as:** GHSA-47xq-cq66-m24x

## What is CVE-2026-34999?

CVE-2026-34999 is a medium-severity missing authorization vulnerability in Volcengine OpenViking, published on 1 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

OpenViking versions 0.2.5 prior to 0.2.14 contain a missing authentication vulnerability in the bot proxy router that allows remote unauthenticated attackers to access protected bot proxy functionality by sending requests to the POST /bot/v1/chat and POST /bot/v1/chat/stream endpoints. Attackers can bypass authentication checks and interact directly with the upstream bot backend through the OpenViking proxy without providing valid credentials.

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

## Which versions are affected by CVE-2026-34999?

It affects 1 product.


Products: Volcengine Openviking.

## How do I fix CVE-2026-34999?

No fix has been published for CVE-2026-34999 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-34999 being exploited?

There is no known exploitation of CVE-2026-34999 in the wild and no public exploit code.

## Other vulnerabilities in Volcengine OpenViking

- [CVE-2026-40525](https://insights.sbomify.com/CVE-2026-40525/): OpenViking < 0.3.9 Authentication Bypass via VikingBot OpenAPI (critical 9.1)
- [CVE-2026-28518](https://insights.sbomify.com/CVE-2026-28518/): OpenViking .ovpack Import ZIP Slip Path Traversal (high 8.4)
- [CVE-2026-22680](https://insights.sbomify.com/CVE-2026-22680/): OpenViking < 0.3.3 Missing Authorization via Task Polling (medium 6.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-34999 and fix it if it is affected.

What it is: CVE-2026-34999 is a medium-severity missing authorization vulnerability in Volcengine OpenViking, published on 1 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-34999 in the wild and no public exploit code.

Affected product: Volcengine OpenViking. 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-2026-34999/ (Markdown: https://insights.sbomify.com/CVE-2026-34999/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-34999
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-34999
- OSV: https://osv.dev/vulnerability/CVE-2026-34999

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-34999/
Summaries are generated and may contain mistakes; the official description above is the record.