CVE-2011-4286 json
Moodle vulnerable to Cross-site Scripting
published 2012-07-16 14 y ago modified 2026-06-16 4 mo ago also GHSA-86v9-gqh9-8268 , EUVD-2011-4225
- cvss
- 4.3
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.8%
- EPSS 1.8% chance of exploitation in 30 days, percentile 79%
- public exploits
- 0
- none known
Summary
Multiple cross-site scripting (XSS) vulnerabilities in the media-filter implementation in filter/mediaplugin/filter.php in Moodle 1.9.x before 1.9.11 and 2.0.x before 2.0.2 allow remote attackers to inject arbitrary web script or HTML via vectors involving (1) Flash Video (aka FLV) files and (2) YouTube videos.
Patch / fix
- packagist moodle/moodle 1.9.11, 2.0.2
Exploit prediction
1.83% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | moodle/moodle | >=1.9.0, <1.9.11 >=2.0.0, <2.0.2 |
1.9.11 2.0.2 |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
git.moodle.org
/gw?p=moodle.git;a=commit;h=8f81bfd412c6b2e93a5b15711727d5cb7cc78336
web
-
moodle.org
/mod/forum/discuss.php?d=170012
web, vendor-advisory
-
openwall.com
/lists/oss-security/2011/11/14/1
mailing-list, web
-
git.moodle.org
/gw?p=moodle.git%3Ba=commit%3Bh=8f81bfd412c6b2e93a5b15711727d5cb7cc78336
web
-
nvd.nist.gov
/vuln/detail/CVE-2011-4286
advisory
-
git.moodle.org
package
Sources
- CVE List CVE-2011-4286
- GitHub Advisory GHSA-86v9-gqh9-8268
- NVD CVE-2011-4286
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.