# CVE-2011-4961: Privilege escalation in n/a

> Authenticated users with edit permissions can escalate to administrator privileges by manipulating group selection fields in SilverStripe.

- **Severity:** Medium 6.0 (`AV:N/AC:M/Au:S/C:P/I:P/A:P`)
- **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:** 17 Sep 2012
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-j8gq-w53g-9p23

## What is CVE-2011-4961?

CVE-2011-4961 is a medium-severity vulnerability in Silverstripe Silverstripe, published on 17 Sep 2012. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

SilverStripe 2.3.x before 2.3.12 and 2.4.x before 2.4.6 allows remote authenticated users with the EDIT_PERMISSIONS permission to gain administrator privileges via a TreeMultiselectField that includes admin groups when adding a user to the selected groups.

Weakness: CWE-264

## Which versions are affected by CVE-2011-4961?

It affects 1 product.


Products: Silverstripe Silverstripe.

## How do I fix CVE-2011-4961?

No fix has been published for CVE-2011-4961 yet. Limit exposure of the affected software until one is available.

## Is CVE-2011-4961 being exploited?

There is no known exploitation of CVE-2011-4961 in the wild and no public exploit code.

## Other vulnerabilities in Silverstripe Silverstripe

- [CVE-2007-2321](https://insights.sbomify.com/CVE-2007-2321/): Other in n/a (critical 10.0)
- [CVE-2019-12204](https://insights.sbomify.com/CVE-2019-12204/): Missing warning can lead to unauthenticated admin access in SilverStripe (critical 9.8)
- [CVE-2019-5715](https://insights.sbomify.com/CVE-2019-5715/): Silverstripe Framework SQLi Vulnerability (critical 9.8)
- [CVE-2019-12437](https://insights.sbomify.com/CVE-2019-12437/): Silverstripe CSRF Protection Bypass via GraphQL (high 8.8)
- [CVE-2020-6164](https://insights.sbomify.com/CVE-2020-6164/): Silverstripe CMS information disclosure (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2011-4961 and fix it if it is affected.

What it is: CVE-2011-4961 is a medium-severity vulnerability in Silverstripe Silverstripe, published on 17 Sep 2012. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2011-4961 in the wild and no public exploit code.

Affected product: Silverstripe Silverstripe. 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-2011-4961/ (Markdown: https://insights.sbomify.com/CVE-2011-4961/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2011-4961
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2011-4961
- OSV: https://osv.dev/vulnerability/CVE-2011-4961

---
From sbomify Insights: https://insights.sbomify.com/CVE-2011-4961/
Summaries are generated and may contain mistakes; the official description above is the record.