GHSA-6mmv-f6c6-v6q8

Suggest an improvement
Source
https://github.com/advisories/GHSA-6mmv-f6c6-v6q8
Import Source
https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/02/GHSA-6mmv-f6c6-v6q8/GHSA-6mmv-f6c6-v6q8.json
JSON Data
https://api.osv.dev/v1/vulns/GHSA-6mmv-f6c6-v6q8
Aliases
Published
2026-02-03T12:30:28Z
Modified
2026-02-12T09:25:56Z
Severity
  • 7.3 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N CVSS Calculator
Summary
Moodle vulnerable to Cross-site Scripting
Details

A flaw was found in Moodle. This vulnerability, known as Cross-site Scripting (XSS), occurs due to insufficient checks on user-provided data in the formula editor's arithmetic expression fields. A remote attacker could inject malicious code into these fields. When other users view these expressions, the malicious code would execute in their web browsers, potentially compromising their data or leading to unauthorized actions.

Database specific
{
    "cwe_ids":  [
        "CWE-79"
    ],
    "github_reviewed":  true,
    "github_reviewed_at":  "2026-02-03T19:05:25Z",
    "nvd_published_at":  "2026-02-03T11:15:55Z",
    "severity":  "HIGH"
}
References

Affected packages

Packagist / moodle/moodle

Package

Name
moodle/moodle
Purl
pkg:composer/moodle/moodle

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.1.22

Affected versions

v2.*
v2.3.4
v2.3.5
v2.3.6
v2.3.7
v2.3.8
v2.3.9
v2.3.10
v2.3.11
v2.4.0-rc1
v2.4.0
v2.4.1
v2.4.2
v2.4.3
v2.4.4
v2.4.5
v2.4.6
v2.4.7
v2.4.8
v2.4.9
v2.4.10
v2.4.11
v2.5.0-beta
v2.5.0-rc1
v2.5.0
v2.5.1
v2.5.2
v2.5.3
v2.5.4
v2.5.5
v2.5.6
v2.5.7
v2.5.8
v2.5.9
v2.6.0-beta
v2.6.0-rc1
v2.6.0
v2.6.1
v2.6.2
v2.6.3
v2.6.4
v2.6.5
v2.6.6
v2.6.7
v2.6.8
v2.6.9
v2.6.10
v2.6.11
v2.7.0-beta
v2.7.0-rc1
v2.7.0-rc2
v2.7.0
v2.7.1
v2.7.2
v2.7.3
v2.7.4
v2.7.5
v2.7.6
v2.7.7
v2.7.8
v2.7.9
v2.7.10
v2.7.11
v2.7.12
v2.7.13
v2.7.14
v2.7.15
v2.7.16
v2.7.17
v2.7.18
v2.7.19
v2.7.20
v2.8.0-beta
v2.8.0-rc1
v2.8.0-rc2
v2.8.0
v2.8.1
v2.8.2
v2.8.3
v2.8.4
v2.8.5
v2.8.6
v2.8.7
v2.8.8
v2.8.9
v2.8.10
v2.8.11
v2.8.12
v2.9.0-beta
v2.9.0-rc1
v2.9.0-rc2
v2.9.0
v2.9.1
v2.9.2
v2.9.3
v2.9.4
v2.9.5
v2.9.6
v2.9.7
v2.9.8
v2.9.9
v3.*
v3.0.0-beta
v3.0.0-rc1
v3.0.0-rc2
v3.0.0-rc3
v3.0.0-rc4
v3.0.0
v3.0.1
v3.0.2
v3.0.3
v3.0.4
v3.0.5
v3.0.6
v3.0.7
v3.0.8
v3.0.9
v3.0.10
v3.1.0-beta
v3.1.0-rc1
v3.1.0-rc2
v3.1.0
v3.1.1
v3.1.2
v3.1.3
v3.1.4
v3.1.5
v3.1.6
v3.1.7
v3.1.8
v3.1.9
v3.1.10
v3.1.11
v3.1.12
v3.1.13
v3.1.14
v3.1.15
v3.1.16
v3.1.17
v3.1.18
v3.2.0-beta
v3.2.0-rc1
v3.2.0-rc2
v3.2.0-rc3
v3.2.0-rc4
v3.2.0-rc5
v3.2.0
v3.2.1
v3.2.2
v3.2.3
v3.2.4
v3.2.5
v3.2.6
v3.2.7
v3.2.8
v3.2.9
v3.3.0-beta
v3.3.0-rc1
v3.3.0-rc2
v3.3.0-rc3
v3.3.0
v3.3.1
v3.3.2
v3.3.3
v3.3.4
v3.3.5
v3.3.6
v3.3.7
v3.3.8
v3.3.9
v3.4.0-beta
v3.4.0-rc1
v3.4.0-rc2
v3.4.0-rc3
v3.4.0
v3.4.1
v3.4.2
v3.4.3
v3.4.4
v3.4.5
v3.4.6
v3.4.7
v3.4.8
v3.4.9
v3.5.0-beta
v3.5.0-rc1
v3.5.0
v3.5.1
v3.5.2
v3.5.3
v3.5.4
v3.5.5
v3.5.6
v3.5.7
v3.5.8
v3.5.9
v3.5.10
v3.5.11
v3.5.12
v3.5.13
v3.5.14
v3.5.15
v3.5.16
v3.5.17
v3.5.18
v3.6.0-beta
v3.6.0-rc1
v3.6.0-rc2
v3.6.0-rc3
v3.6.0
v3.6.1
v3.6.2
v3.6.3
v3.6.4
v3.6.5
v3.6.6
v3.6.7
v3.6.8
v3.6.9
v3.6.10
v3.7.0-beta
v3.7.0-rc1
v3.7.0-rc2
v3.7.0
v3.7.1
v3.7.2
v3.7.3
v3.7.4
v3.7.5
v3.7.6
v3.7.7
v3.7.8
v3.7.9
v3.8.0-beta
v3.8.0-rc1
v3.8.0
v3.8.1
v3.8.2
v3.8.3
v3.8.4
v3.8.5
v3.8.6
v3.8.7
v3.8.8
v3.8.9
v3.9.0-beta
v3.9.0-rc1
v3.9.0-rc2
v3.9.0-rc3
v3.9.0
v3.9.1
v3.9.2
v3.9.3
v3.9.4
v3.9.5
v3.9.6
v3.9.7
v3.9.8
v3.9.9
v3.9.10
v3.9.11
v3.9.12
v3.9.13
v3.9.14
v3.9.15
v3.9.16
v3.9.17
v3.9.18
v3.9.19
v3.9.20
v3.9.21
v3.9.22
v3.9.23
v3.9.24
v3.9.25
v3.10.0-beta
v3.10.0-rc1
v3.10.0-rc2
v3.10.0
v3.10.1
v3.10.2
v3.10.3
v3.10.4
v3.10.5
v3.10.6
v3.10.7
v3.10.8
v3.10.9
v3.10.10
v3.10.11
v3.11.0-beta
v3.11.0-rc1
v3.11.0-rc2
v3.11.0
v3.11.1
v3.11.2
v3.11.3
v3.11.4
v3.11.5
v3.11.6
v3.11.7
v3.11.8
v3.11.9
v3.11.10
v3.11.11
v3.11.12
v3.11.13
v3.11.14
v3.11.15
v3.11.16
v3.11.17
v3.11.18
v4.*
v4.0.0-beta
v4.0.0-rc1
v4.0.0-rc2
v4.0.0-rc3
v4.0.0-rc4
v4.0.0
v4.0.1
v4.0.2
v4.0.3
v4.0.4
v4.0.5
v4.0.6
v4.0.7
v4.0.8
v4.0.9
v4.0.10
v4.0.11
v4.0.12
v4.1.0-beta
v4.1.0-rc1
v4.1.0-rc2
v4.1.0-rc3
v4.1.0
v4.1.1
v4.1.2
v4.1.3
v4.1.4
v4.1.5
v4.1.6
v4.1.7
v4.1.8
v4.1.9
v4.1.10
v4.1.11
v4.1.12
v4.1.13
v4.1.14
v4.1.15
v4.1.16
v4.1.17
v4.1.18
v4.1.19
v4.1.20
v4.1.21

Database specific

source
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/02/GHSA-6mmv-f6c6-v6q8/GHSA-6mmv-f6c6-v6q8.json"

Packagist / moodle/moodle

Package

Name
moodle/moodle
Purl
pkg:composer/moodle/moodle

Affected ranges

Type
ECOSYSTEM
Events
Introduced
4.4.0-beta
Fixed
4.4.12

Affected versions

v4.*
v4.4.0-beta
v4.4.0-rc1
v4.4.0-rc2
v4.4.0
v4.4.1
v4.4.2
v4.4.3
v4.4.4
v4.4.5
v4.4.6
v4.4.7
v4.4.8
v4.4.9
v4.4.10
v4.4.11

Database specific

source
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/02/GHSA-6mmv-f6c6-v6q8/GHSA-6mmv-f6c6-v6q8.json"

Packagist / moodle/moodle

Package

Name
moodle/moodle
Purl
pkg:composer/moodle/moodle

Affected ranges

Type
ECOSYSTEM
Events
Introduced
4.5.0-beta
Fixed
4.5.8

Affected versions

v4.*
v4.5.0-beta
v4.5.0-rc1
v4.5.0-rc2
v4.5.0
v4.5.1
v4.5.2
v4.5.3
v4.5.4
v4.5.5
v4.5.6
v4.5.7

Database specific

source
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/02/GHSA-6mmv-f6c6-v6q8/GHSA-6mmv-f6c6-v6q8.json"

Packagist / moodle/moodle

Package

Name
moodle/moodle
Purl
pkg:composer/moodle/moodle

Affected ranges

Type
ECOSYSTEM
Events
Introduced
5.0.0-beta
Fixed
5.0.4

Affected versions

v5.*
v5.0.0-beta
v5.0.0-rc1
v5.0.0-rc2
v5.0.0-rc3
v5.0.0
v5.0.1
v5.0.2
v5.0.3

Database specific

source
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/02/GHSA-6mmv-f6c6-v6q8/GHSA-6mmv-f6c6-v6q8.json"

Packagist / moodle/moodle

Package

Name
moodle/moodle
Purl
pkg:composer/moodle/moodle

Affected ranges

Type
ECOSYSTEM
Events
Introduced
5.1.0-beta
Fixed
5.1.1

Affected versions

v5.*
v5.1.0-beta
v5.1.0-rc1
v5.1.0-rc2
v5.1.0

Database specific

source
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/02/GHSA-6mmv-f6c6-v6q8/GHSA-6mmv-f6c6-v6q8.json"