CVE-2011-4282 json
Moodle vulnerable to Cross-site Scripting
published 2012-07-16 14 y ago modified 2026-06-16 4 mo ago also GHSA-6xqg-f34f-5fjx , EUVD-2011-4222
- 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 course-tags functionality in tag/coursetags_more.php in Moodle 2.0.x before 2.0.2 allow remote attackers to inject arbitrary web script or HTML via the (1) sort or (2) show parameter.
Patch / fix
- packagist moodle/moodle 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 | >=2.0.0, <2.0.2 |
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=73de6fa06f6923278950a445bd69b3fbc1e518d2
web
-
moodle.org
/mod/forum/discuss.php?d=170008
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=73de6fa06f6923278950a445bd69b3fbc1e518d2
web
-
nvd.nist.gov
/vuln/detail/CVE-2011-4282
advisory
-
git.moodle.org
package
Sources
- CVE List CVE-2011-4282
- GitHub Advisory GHSA-6xqg-f34f-5fjx
- NVD CVE-2011-4282
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.