CVE-2006-4936
CVE-2006-4936 is a critical-severity vulnerability in Moodle with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.
Key facts
- Severity: Critical (CVSS 2.0 base score 10.0)
- EPSS exploit prediction: 1% (71st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-20
- Affected product: Moodle
- Published:
- Last modified:
Description
Moodle before 1.6.2 does not properly validate the module instance id when creating a course module object, which has unspecified impact and remote attack vectors.
Frequently asked questions
- What is CVE-2006-4936?
- Moodle before 1.6.2 does not properly validate the module instance id when creating a course module object, which has unspecified impact and remote attack vectors.
- How severe is CVE-2006-4936?
- CVE-2006-4936 has a CVSS 2.0 base score of 10.0, rated critical severity.
- Is CVE-2006-4936 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2006-4936?
- CVE-2006-4936 primarily affects Moodle. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2006-4936?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2006-4936 published?
- CVE-2006-4936 was published on 2006-09-23 and last updated on 2026-06-16.
References
Affected products (2)
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:1.6.0:*:*:*:*:*:*:*
More vulnerabilities in Moodle
- CVE-2006-4935 — Critical (CVSS 10.0): The Database module in Moodle before 1.6.2 does not properly handle uploaded files, which has unspecified impact and…
- CVE-2005-2247 — Critical (CVSS 10.0): Multiple unknown vulnerabilities in Moodle before 1.5.1 have unknown impact and attack vectors.
- CVE-2004-2237 — Critical (CVSS 10.0): Unknown vulnerability in Moodle before 1.3.4 has unknown impact and attack vectors, related to "strings in Moodle…
- CVE-2004-2233 — Critical (CVSS 10.0): Unknown "front page vulnerability with Moodle servers" for Moodle before 1.3.2 has unknown impact and attack vectors.
- CVE-2004-2236 — Critical (CVSS 10.0): Unknown vulnerability in Moodle before 1.3.3 has unknown impact and attack vectors, related to language setting.
- CVE-2004-2235 — Critical (CVSS 10.0): Unknown vulnerability in Moodle before 1.2 has unknown impact and attack vectors, related to improper filtering of text.
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