# CVE-2026-4924: Auth bypass in Server

> Remote attackers with valid credentials can bypass two-factor authentication by reusing session tokens, gaining unauthorized access to victim accounts.

- **Severity:** High 8.2 (`CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 1 Apr 2026
- **Updated:** 1 Apr 2026
- **Also known as:** GHSA-8ph3-x4h3-835g

## What is CVE-2026-4924?

CVE-2026-4924 is a high-severity authentication bypass vulnerability in Devolutions Devolutions Server, published on 1 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Improper
 authentication in the two-factor authentication (2FA) feature in 
Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid 
credentials to bypass multifactor authentication and gain unauthorized 
access to the victim account via reuse of a partially authenticated 
session token.

Weakness: CWE-1390 (Weak Authentication)

## Which versions are affected by CVE-2026-4924?

It affects 1 product.


Products: Devolutions Devolutions Server.

## How do I fix CVE-2026-4924?

No fix has been published for CVE-2026-4924 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-4924 being exploited?

There is no known exploitation of CVE-2026-4924 in the wild and no public exploit code.

## Other vulnerabilities in Devolutions Devolutions Server

- [CVE-2026-3130](https://insights.sbomify.com/CVE-2026-3130/): Business logic in Server (critical 9.8)
- [CVE-2026-3204](https://insights.sbomify.com/CVE-2026-3204/): Cross-site scripting in Server (critical 9.8)
- [CVE-2026-3224](https://insights.sbomify.com/CVE-2026-3224/): Auth bypass in Server (critical 9.8)
- [CVE-2026-0610](https://insights.sbomify.com/CVE-2026-0610/): SQL injection in Server (critical 9.8)
- [CVE-2024-2921](https://insights.sbomify.com/CVE-2024-2921/): Missing authorization in Server (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-4924 and fix it if it is affected.

What it is: CVE-2026-4924 is a high-severity authentication bypass vulnerability in Devolutions Devolutions Server, published on 1 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-4924 in the wild and no public exploit code.

Affected product: Devolutions Devolutions Server. 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-2026-4924/ (Markdown: https://insights.sbomify.com/CVE-2026-4924/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-4924
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-4924
- OSV: https://osv.dev/vulnerability/CVE-2026-4924

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-4924/
Summaries are generated and may contain mistakes; the official description above is the record.