CVE-2021-21809

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Source
https://cve.org/CVERecord?id=CVE-2021-21809
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-21809.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-21809
Aliases
Downstream
Published
2021-06-23T22:15:08.407Z
Modified
2026-04-12T01:01:58.392914Z
Severity
  • 9.1 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

A command execution vulnerability exists in the default legacy spellchecker plugin in Moodle 3.10. A specially crafted series of HTTP requests can lead to command execution. An attacker must have administrator privileges to exploit this vulnerabilities.

References

Affected packages

Git / github.com/moodle/moodle

Affected ranges

Type
GIT
Repo
https://github.com/moodle/moodle
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
ec58cefefb2722f61f77c9a2b6a12d40a8c078a0
Database specific 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "3.10.0-NA"
        }
    ],
    "cpe": "cpe:2.3:a:moodle:moodle:3.10.0:-:*:*:*:*:*:*",
    "source": "CPE_FIELD"
}

Affected versions

v1.*
v1.0.0
v1.0.1
v1.0.2
v1.0.3
v1.0.4
v1.0.5
v1.0.6
v1.0.7
v1.0.8
v1.0.9
v1.1.0
v1.1.1
v1.2.0
v1.2.1
v1.3.0
v2.*
v2.0.0
v2.0.0-rc1
v2.0.0-rc2
v2.0.1
v2.1.0
v2.2.0
v2.2.0-beta
v2.2.0-rc1
v2.3.0
v2.3.0-beta
v2.3.0-rc1
v2.4.0
v2.4.0-beta
v2.4.0-rc1
v2.5.0
v2.5.0-beta
v2.5.0-rc1
v2.6.0
v2.6.0-beta
v2.6.0-rc1
v2.7.0
v2.7.0-beta
v2.7.0-rc1
v2.7.0-rc2
v2.8.0
v2.8.0-beta
v2.8.0-rc1
v2.8.0-rc2
v2.9.0
v2.9.0-beta
v2.9.0-rc1
v2.9.0-rc2
v3.*
v3.0.0
v3.0.0-beta
v3.0.0-rc1
v3.0.0-rc2
v3.0.0-rc3
v3.0.0-rc4
v3.1.0
v3.1.0-beta
v3.1.0-rc1
v3.1.0-rc2
v3.10.0
v3.10.0-beta
v3.10.0-rc1
v3.10.0-rc2
v3.2.0
v3.2.0-beta
v3.2.0-rc1
v3.2.0-rc2
v3.2.0-rc3
v3.2.0-rc4
v3.2.0-rc5
v3.3.0
v3.3.0-beta
v3.3.0-rc1
v3.3.0-rc2
v3.3.0-rc3
v3.4.0
v3.4.0-beta
v3.4.0-rc1
v3.4.0-rc2
v3.4.0-rc3
v3.5.0
v3.5.0-beta
v3.5.0-rc1
v3.6.0
v3.6.0-beta
v3.6.0-rc1
v3.6.0-rc2
v3.6.0-rc3
v3.7.0
v3.7.0-beta
v3.7.0-rc1
v3.7.0-rc2
v3.8.0
v3.8.0-beta
v3.8.0-rc1
v3.9.0
v3.9.0-beta
v3.9.0-rc1
v3.9.0-rc2
v3.9.0-rc3

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-21809.json"