# CVE-2026-29198: SQL injection in Rocket.Chat

> Attackers can take over the first user account via NoSQL injection when an OAuth app is configured in Rocket.Chat.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 22 Apr 2026
- **Updated:** 23 Apr 2026
- **Also known as:** GHSA-h257-f28j-hfjg

## What is CVE-2026-29198?

CVE-2026-29198 is a critical SQL injection vulnerability in Rocket.chat Rocket.chat, published on 22 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

In Rocket.Chat <8.3.0, <8.2.1, <8.1.2, <8.0.3, <7.13.5, <7.12.6, <7.11.6, and <7.10.9, a NoSQL injection vulnerability can lead to account takeover of the first user with a generated token when an OAuth app is configured.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command)

## Which versions are affected by CVE-2026-29198?

It affects 1 product.


Products: Rocket.chat Rocket.chat.

## How do I fix CVE-2026-29198?

No fix has been published for CVE-2026-29198 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-29198 being exploited?

There is no known exploitation of CVE-2026-29198 in the wild and no public exploit code.

Public exploit code:

- Rocket.Chat OAuth2 NoSQL Injection (github_poc): https://github.com/hieuminhnv/CVE-2026-29198-POC

## Other vulnerabilities in Rocket.chat Rocket.chat

- [CVE-2026-58066](https://insights.sbomify.com/CVE-2026-58066/): Auth bypass in Rocket.Chat (critical 9.8)
- [CVE-2023-28316](https://insights.sbomify.com/CVE-2023-28316/): Security feature bypass in Rocket.Chat (critical 9.8)
- [CVE-2022-44567](https://insights.sbomify.com/CVE-2022-44567/): Command injection in Rocket.chat - Electron Desktop (critical 9.8)
- [CVE-2021-22910](https://insights.sbomify.com/CVE-2021-22910/): Code injection in Rocket.Chat server (critical 9.8)
- [CVE-2021-22911](https://insights.sbomify.com/CVE-2021-22911/): Code injection in Rocket.Chat server (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-29198 and fix it if it is affected.

What it is: CVE-2026-29198 is a critical SQL injection vulnerability in Rocket.chat Rocket.chat, published on 22 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-2026-29198 in the wild and no public exploit code.

Affected product: Rocket.chat Rocket.chat. 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-2026-29198/ (Markdown: https://insights.sbomify.com/CVE-2026-29198/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-29198
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-29198
- OSV: https://osv.dev/vulnerability/CVE-2026-29198

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-29198/
Summaries are generated and may contain mistakes; the official description above is the record.