---
title: "CVE-2011-4281\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2011-4281?format=md
keywords: index, follow
---

# CVE-2011-4281

Publication date 16 July 2012

Last updated 24 July 2024

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Ubuntu priority

**Medium**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

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## Description

Multiple cross-site request forgery (CSRF) vulnerabilities in Moodle 2.0.x
before 2.0.2 allow remote attackers to hijack the authentication of
arbitrary users for requests that mark the completion of (1) an activity or
(2) a course.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2011-4281?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| moodle | 11.10 oneiric | Not affected |
| 11.04 natty | Not affected |
| 10.10 maverick | Not affected |
| 10.04 LTS lucid | Not affected |
| 8.04 LTS hardy | Ignored end of life |

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* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)

## Notes

---

### [jdstrand](https://launchpad.net/~jdstrand)

moodle 2.0 only

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4281)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2011-4281)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2011-4281)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2011-4281)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2011-4281>