Medium
Security advisory
In Moodle, insufficient limitations in some quiz web services made it possible for students to bypass sequential navigation during a quiz attempt.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2022-40208
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 4 Nov 2026, 03:52 UTC · Revision 1
Source evidence
In Moodle, insufficient limitations in some quiz web services made it possible for students to bypass sequential navigation during a quiz attempt.
osv:CVE-2022-40208
Complete source record
{
"id": "258827a5790c6a63193e8cee0ddbbc3c49e7968718519952ee7268002cc6effa",
"url": "https://osv.dev/vulnerability/CVE-2022-40208",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2022-40208",
"summary": "In Moodle, insufficient limitations in some quiz web services made it possible for students to bypass sequential navigation during a quiz attempt.",
"evidence": "osv:CVE-2022-40208",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2022-40208",
"aliases": [
"BIT-moodle-2022-40208",
"CVE-2022-40208",
"GHSA-948f-j464-rfj2"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/moodle/moodle",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "d369112db45e9d35b7bd338b2b60b2a28f772647"
},
{
"fixed": "3828f4b484d1dbc785172a661fc52b04d5df8f89"
},
{
"fixed": "78f0557607ddb8900386eb68315524cf3a9c5bf2"
},
{
"introduced": "500c131eb49771e36f68d151dfa37fef5a9bc2df"
},
{
"last_affected": "8b359ad7a63cf219110bca80552fe3d4ea2a635d"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "3.9.16"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "3.11.9"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "4.0.3"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.9.0:-:*:*:*:*:*:*",
"range": [
{
"introduced": "3.9.0-NA"
},
{
"last_affected": "3.9.0-NA"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:3.11.0:-:*:*:*:*:*:*",
"range": [
{
"introduced": "3.11.0-NA"
},
{
"last_affected": "3.11.0-NA"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:moodle:moodle:4.0.0:-:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.0-NA"
},
{
"last_affected": "4.0.0-NA"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"3.11.0-NA",
"3.9.0-NA",
"4.0.0-NA",
"v3.11.8",
"v3.9.15",
"v3.9.14",
"v3.11.7",
"v4.0.0",
"v4.0.0-rc2",
"v4.0.0-rc3",
"v4.0.0-rc4",
"v4.0.0-rc1",
"v4.0.0-beta",
"v3.11.6",
"v3.9.13",
"v3.11.5",
"v3.9.12",
"v3.11.4",
"v3.9.11",
"v3.11.3",
"v3.9.10",
"v3.11.1",
"v3.11.2",
"v3.9.9",
"v3.9.8",
"v3.11.0",
"v3.11.0-rc2",
"v3.11.0-rc1",
"v3.11.0-beta",
"v3.9.7",
"v3.9.6",
"v3.9.5",
"v3.9.4",
"v3.9.3",
"v3.10.0-rc1",
"v3.10.0",
"v3.10.0-rc2",
"v3.10.0-beta",
"v3.9.2",
"v3.9.1",
"v3.9.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-40208.json"
}
}
],
"modified": "2026-10-28T02:30:32.840209759Z",
"provider": "osv",
"references": [
"https://moodle.org/mod/forum/discuss.php?d=438761",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/40xxx/CVE-2022-40208.json",
"https://nvd.nist.gov/vuln/detail/CVE-2022-40208"
],
"provider_metadata": {
"cwe_ids": [
"CWE-285"
],
"cna_assigner": "redhat",
"unresolved_ranges": [
{
"extracted_events": [
{
"range": [
{
"last_affected": "3.9.15"
}
],
"source": "AFFECTED_FIELD",
"strategy": "VersionTextExtraction"
}
]
}
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/40xxx/CVE-2022-40208.json"
}
},
"related_cves": [
{
"value": "CVE-2022-40208",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 500129,
"published_at": "2023-03-24T00:00:00+00:00"
}