CVE-2023-28333

criticalpriority · track · 39EPSS 0.012 · 67 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.17% (67th) EPSS

CVSS 9.8 · critical

Is it mine?

21 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · cert_bund

EPSS · scored 2026-10-27

The Mustache pix helper contained a potential Mustache injection risk if combined with user input (note: This did not appear to be implemented/exploitable anywhere in the core Moodle LMS).

cvss

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

9.8

010

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

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 3.9 · impact 5.9

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-94USprimaryCWE-94US

affected products (21)

Products and version ranges known to be affected.

Fedora Linuxall versionscert_bundDEcpe:/o:fedoraproject:fedora:-
fedoraproject fedora= 36nvdUScpe:2.3:o:fedoraproject:fedora:*:*:*:*:*:*:*:*
moodle moodle< 3.11.13nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle< 3.9.20nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle< 4.0.7nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle= 3.11.0nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle3.11.0 → 3.11.13nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle= 3.9.0nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle3.9.0 → 3.9.20nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle= 4.0.0nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle4.0.0 → 4.0.7nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle= 4.1.0nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle= 4.1.1nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
Bitnami moodle3.11.0 → 3.11.13osvUSpkg:bitnami/moodle
Bitnami moodle3.9.0 → 3.9.20osvUSpkg:bitnami/moodle
Bitnami moodle4.0.0 → 4.0.7osvUSpkg:bitnami/moodle
Bitnami moodle4.1.0 → 4.1.2osvUSpkg:bitnami/moodle
Packagist moodle/moodle< 3.9.20osvUSpkg:composer/moodle/moodle
Packagist moodle/moodle3.11.0 → 3.11.13osvUSpkg:composer/moodle/moodle
Packagist moodle/moodle4.0.0 → 4.0.7osvUSpkg:composer/moodle/moodle

showing 20 of 21

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-0696Moodle: Mehrere SchwachstellenDeutsch2023-03-20csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Moodle ausnutzen, um einen Cross-Site-Scripting-Angriff durchzuführen, Informationen offenzulegen, Dateien zu manipulieren oder Sicherheitsvorkehrungen zu umgehen.
GHSA-q2x3-2f9g-h559Moodle's Mustache pix helper contained a potential Mustache injection risk if combined with user input2023-03-23ghsa · osvUS
The Mustache pix helper contained a potential Mustache injection risk if combined with user input (note: This did not appear to be implemented/exploitable anywhere in the core Moodle LMS).
BIT-moodle-2023-28333Moodle: pix helper potential mustache code injection risk2024-03-06vendor · osvUS
The Mustache pix helper contained a potential Mustache injection risk if combined with user input (note: This did not appear to be implemented/exploitable anywhere in the core Moodle LMS).

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv cert_bund nvd NVD CVE.org MITRE

published 2023-03-23modified 2026-06-17

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+10439 more

references (10)

External citations — patches, advisories, analysis.

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