# CVE-2026-50741: Code injection in Adserver

> Attackers can bypass previous security fixes in Revive Adserver to execute arbitrary code via XML-RPC API methods or plugin identifiers.

- **Severity:** High 8.8 (`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **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:** 26 Jun 2026
- **Updated:** 26 Jun 2026
- **Also known as:** GHSA-66rh-2cvm-487w

## What is CVE-2026-50741?

CVE-2026-50741 is a high-severity code injection vulnerability in Revive-Adserver Revive Adserver, published on 26 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Bypass to the fix for CVE-2026-34916. Variants of such vectors have been also reported by phucrio and offsetmd. The fix can be bypassed either by sending a disallowed but otherwise valid plugin identifier as `type`, or using the `ox.setChannelTargeting` XML-RPC API method.

Weakness: CWE-94 (Improper Control of Generation of Code)

## Which versions are affected by CVE-2026-50741?

It affects 1 product.


Products: Revive-Adserver Revive Adserver.

## How do I fix CVE-2026-50741?

No fix has been published for CVE-2026-50741 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-50741 being exploited?

There is no known exploitation of CVE-2026-50741 in the wild and no public exploit code.

## Other vulnerabilities in Revive-Adserver Revive Adserver

- [CVE-2016-9124](https://insights.sbomify.com/CVE-2016-9124/): Security feature bypass in Revive Adserver All versions before 3.2.3 (critical 9.8)
- [CVE-2016-9125](https://insights.sbomify.com/CVE-2016-9125/): Auth bypass in Revive Adserver All versions before 3.2.3 (critical 9.8)
- [CVE-2017-5830](https://insights.sbomify.com/CVE-2017-5830/): Deserialization in n/a (critical 9.8)
- [CVE-2016-9470](https://insights.sbomify.com/CVE-2016-9470/): Other in Revive Adserver All versions before 3.2.5 and 4.0.0 (critical 9.0)
- [CVE-2025-48986](https://insights.sbomify.com/CVE-2025-48986/): Missing authorization in Revive Adserver (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-50741 and fix it if it is affected.

What it is: CVE-2026-50741 is a high-severity code injection vulnerability in Revive-Adserver Revive Adserver, published on 26 Jun 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-2026-50741 in the wild and no public exploit code.

Affected product: Revive-Adserver Revive Adserver. 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-2026-50741/ (Markdown: https://insights.sbomify.com/CVE-2026-50741/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-50741
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-50741
- OSV: https://osv.dev/vulnerability/CVE-2026-50741

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-50741/
Summaries are generated and may contain mistakes; the official description above is the record.