# CVE-2026-34263: Missing authentication check in SAP Commerce cloud configuration

> Unauthenticated attackers can inject malicious input to execute arbitrary code due to missing authentication checks in SAP Commerce Cloud.

- **Severity:** Critical 9.6 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 12 May 2026
- **Updated:** 15 May 2026
- **Also known as:** GHSA-wxxf-gjw8-32x8

## What is CVE-2026-34263?

CVE-2026-34263 is a critical missing authorization vulnerability in SAP_SE SAP Commerce cloud configuration, published on 12 May 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

Due to improper Spring Security configuration, SAP Commerce Cloud allows an unauthenticated user to perform malicious input injection, resulting in arbitrary server-side code execution, leading to high impact on Confidentiality, Integrity, and Availability of the application.

Weakness: CWE-459 (Incomplete Cleanup)

## Which versions are affected by CVE-2026-34263?


## How do I fix CVE-2026-34263?

No fix has been published for CVE-2026-34263 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-34263 being exploited?

There is no known exploitation of CVE-2026-34263 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-34263 and fix it if it is affected.

What it is: CVE-2026-34263 is a critical missing authorization vulnerability in SAP_SE SAP Commerce cloud configuration, published on 12 May 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2026-34263 in the wild and no public exploit code.

Affected product: SAP_SE SAP Commerce cloud configuration. 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-2026-34263/ (Markdown: https://insights.sbomify.com/CVE-2026-34263/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-34263
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-34263
- OSV: https://osv.dev/vulnerability/CVE-2026-34263

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-34263/
Summaries are generated and may contain mistakes; the official description above is the record.