Moodle vulnerable to Cross-site Scripting when algebra filter enabled but not functional

MEDIO 6.1CVE-2023-28332 · BIT-moodle-2023-28332 · GHSA-9f45-9qrw-pp4v · Published 23/03/2023 · updated 17/06/2026

En resumen

CVE-2023-28332 es una vulnerabilidad MEDIO (CVSS 6.1) que afecta a moodle/moodle, moodle (moodle).
Probabilidad de explotación en los próximos 30 días (EPSS): 0.63%, mayor que el 50.4% de las vulnerabilidades.
Solución: actualizar a 3.11.13, 4.0.7, 4.1.2, 3.9.20 o posterior.

Package	Affected versions	Patched versions
moodle/moodle Packagist	`≥ 3.11.0, < 3.11.13≥ 4.0.0, < 4.0.7≥ 4.1.0, < 4.1.2< 3.9.20`	`3.11.134.0.74.1.23.9.20`
moodle moodle	`= 3.11.0= 3.9.0= 4.0.0= 4.1.0= 4.1.1> 3.11.0, < 3.11.13> 3.9.0, < 3.9.20> 4.0.0, < 4.0.7`	`3.11.133.9.204.0.7`

If the algebra filter was enabled but not functional (eg the necessary binaries were missing from the server), it presented an XSS risk.

NVD description

If the algebra filter was enabled but not functional (eg the necessary binaries were missing from the server), it presented an XSS risk.

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Package

Affected versions

Patched versions

Packagist

≥ 3.11.0, < 3.11.13≥ 4.0.0, < 4.0.7≥ 4.1.0, < 4.1.2< 3.9.20

3.11.134.0.74.1.23.9.20

= 3.11.0= 3.9.0= 4.0.0= 4.1.0= 4.1.1> 3.11.0, < 3.11.13> 3.9.0, < 3.9.20> 4.0.0, < 4.0.7

3.11.133.9.204.0.7

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