Medium severity · published Feb 24, 2025
CVE-2025-26530
The question bank filter required additional sanitizing to prevent a reflected XSS risk
6.1
CVSS
0.4%
EPSS
No
On KEV
Description
The question bank filter required additional sanitizing to prevent a reflected XSS risk.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 30% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MO
Moodle · Moodle
4.3.0 before 4.3.10; 4.4.0 before 4.4.6; 4.5.0 before 4.5.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-26530
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-26530
Patch
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-84146
Vendor Advisory
https://moodle.org/mod/forum/discuss.php?d=466146
More from Moodle
10.0
CVE-2019-3809
A flaw was found in Moodle versions 3.1 to 3.1.15 and earlier unsupported versions
9.8
CVE-2025-67856
A flaw was found in Moodle
9.8
CVE-2025-26533
An SQL injection risk was identified in the module list filter within course search
9.8
CVE-2024-33999
The referrer URL used by MFA required additional sanitizing, rather than being used directly
9.8
CVE-2023-5550
In a shared hosting environment that has been misconfigured to allow access to other users' content, a Moodle user who also has direct access to the web server outside of the…