CVE-2021-32478

mediumpriority · track · 24EPSS 0.011 · 66 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.13% (66th) EPSS

CVSS 4.3 · medium

Is it mine?

12 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-27

The redirect URI in the LTI authorization endpoint required extra sanitizing to prevent reflected XSS and open redirect risks. Moodle versions 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8 and earlier unsupported versions are affected.

cvss

Technical severity, 0–10. One row per scoring source.

6.1

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.3mediumAV:N/AC:M/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 2.7

v3.16.1mediumAV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · FSTEC (BDU) RU

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · OSV

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-601USCWE-79USCWE-79USCWE-79US

affected products (12)

Products and version ranges known to be affected.

n/a Moodle≤ 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8enisa_euvdEU
Мартин Догиамас Moodle≤ 3.11-0.1fstec_bduRU
ООО «Ред Софт» РЕД ОС≤ 7.2 Муромfstec_bduRU
moodle moodle< 3.8.9nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle3.10.0 → 3.10.4nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle3.9.0 → 3.9.7nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
Bitnami moodle< 3.8.9osvUSpkg:bitnami/moodle
Bitnami moodle3.10.0 → 3.10.4osvUSpkg:bitnami/moodle
Bitnami moodle3.9.0 → 3.9.7osvUSpkg:bitnami/moodle
Packagist moodle/moodle3.10 → 3.10.4osvUSpkg:composer/moodle/moodle
Packagist moodle/moodle3.8 → 3.8.9osvUSpkg:composer/moodle/moodle
Packagist moodle/moodle3.9 → 3.9.7osvUSpkg:composer/moodle/moodle

advisories (2)

Vendor and ecosystem advisories describing this.

GHSA-78fm-qhh8-8858Moodle reflected XSS2022-03-12ghsa · osvUS
The redirect URI in the LTI authorization endpoint required extra sanitizing to prevent reflected XSS and open redirect risks. Moodle versions 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8 and earlier unsupported versions are affected.
BIT-moodle-2021-324782024-03-06vendor · osvUS
The redirect URI in the LTI authorization endpoint required extra sanitizing to prevent reflected XSS and open redirect risks. Moodle versions 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8 and earlier unsupported versions are affected.

also known as (6)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu osv nvd NVD CVE.org MITRE

published 2022-03-11modified 2026-06-17

references (7)

External citations — patches, advisories, analysis.

scry

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