Vulnerability record · CVE-2009-0502 · published 10 February 2009

CVE-2009-0502: Snoopy cross-site scripting vulnerability

Snoopy · Snoopy

Cross-site scripting (XSS) vulnerability in blocks/html/block_html.php in Snoopy 1.2.3, as used in Moodle 1.6 before 1.6.9, 1.7 before 1.7.7, 1.8 before 1.8.8, and 1.9 before 1.9.4, allows remote attackers to inject arbitrary web script or HTML via an HTML block, which is not properly handled when the "Login as" feature is used to visit a MyMoodle or Blog page.

4.3 CVSS 2.0 Medium EPSS 1.3% · top 31.8% CWE-79 · Cross-site scripting

4.3CVSS 2.0 base score

1.3%EPSS exploitation probability, 30 days

NoNot in CISA KEV

2Affected product versions listed by NVD

12References

16 Jun 2026Last modified by NVD

Description

AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Moodle Moodle

Snoopy Snoopy

References

Link	Tags
http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00004.html
http://moodle.org/security/	Vendor Advisory
http://secunia.com/advisories/33955
http://secunia.com/advisories/34418
http://www.debian.org/security/2009/dsa-1724
http://www.openwall.com/lists/oss-security/2009/02/04/1
http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00004.html
http://moodle.org/security/	Vendor Advisory
http://secunia.com/advisories/33955
http://secunia.com/advisories/34418
http://www.debian.org/security/2009/dsa-1724
http://www.openwall.com/lists/oss-security/2009/02/04/1

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2019-3809Moodle cross-site request forgery vulnerabilityA flaw was found in Moodle versions 3.1 to 3.1.15 and earlier unsupported versions. The mybackpack functionality allowed setting the URL of badges, w…EPSS 0.86%25 Mar 2019 10.0CVE-2006-4935Moodle improper input validation vulnerabilityThe Database module in Moodle before 1.6.2 does not properly handle uploaded files, which has unspecified impact and remote attack vectors.EPSS 1.5%23 Sep 2006 10.0CVE-2006-4936Moodle improper input validation vulnerabilityMoodle before 1.6.2 does not properly validate the module instance id when creating a course module object, which has unspecified impact and remote a…EPSS 1.5%23 Sep 2006 10.0CVE-2005-2247Moodle vulnerabilityMultiple unknown vulnerabilities in Moodle before 1.5.1 have unknown impact and attack vectors.EPSS 1.5%12 Jul 2005 10.0CVE-2004-2233Moodle vulnerabilityUnknown "front page vulnerability with Moodle servers" for Moodle before 1.3.2 has unknown impact and attack vectors.EPSS 1.7%31 Dec 2004 10.0CVE-2004-2235Moodle vulnerabilityUnknown vulnerability in Moodle before 1.2 has unknown impact and attack vectors, related to improper filtering of text.EPSS 1.4%31 Dec 2004 10.0CVE-2004-2236Moodle vulnerabilityUnknown vulnerability in Moodle before 1.3.3 has unknown impact and attack vectors, related to language setting.EPSS 1.4%31 Dec 2004 10.0CVE-2004-2237Moodle vulnerabilityUnknown vulnerability in Moodle before 1.3.4 has unknown impact and attack vectors, related to "strings in Moodle texts."EPSS 1.7%31 Dec 2004

Source: NIST National Vulnerability Database (record CVE-2009-0502), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.