Moodle has a stored XSS in ddimageortext question type

MEDIUM 6.1CVE-2025-26528 · BIT-moodle-2025-26528 · GHSA-h697-w4ph-7pcx · Published 24/02/2025 · updated 17/06/2026

In short

CVE-2025-26528 is a MEDIUM (CVSS 6.1) vulnerability affecting moodle/moodle, moodle (moodle).
Chance of exploitation in the next 30 days (EPSS): 0.29%, higher than 21.6% of all vulnerabilities.
Fix: update to 4.3.10, 4.4.6, 4.5.2, 4.1.16 or later.

Package	Affected versions	Patched versions
moodle/moodle Packagist	`≥ 4.3.0-beta, < 4.3.10≥ 4.4.0-beta, < 4.4.6≥ 4.5.0-beta, < 4.5.2< 4.1.16`	`4.3.104.4.64.5.24.1.16`
moodle moodle	`≥ 4.1.0, < 4.1.16≥ 4.3.0, < 4.3.10≥ 4.4.0, < 4.4.6≥ 4.5.0, < 4.5.2`	`4.1.164.3.104.4.64.5.2`

The drag-and-drop onto image (ddimageortext) question type required additional sanitizing to prevent a stored XSS risk.

NVD description

The drag-and-drop onto image (ddimageortext) question type required additional sanitizing to prevent a stored XSS risk.

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Package

Affected versions

Patched versions

Packagist

≥ 4.3.0-beta, < 4.3.10≥ 4.4.0-beta, < 4.4.6≥ 4.5.0-beta, < 4.5.2< 4.1.16

4.3.104.4.64.5.24.1.16

≥ 4.1.0, < 4.1.16≥ 4.3.0, < 4.3.10≥ 4.4.0, < 4.4.6≥ 4.5.0, < 4.5.2

4.1.164.3.104.4.64.5.2

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