CVE-2025-32045: Moodle/moodle Moodle Shows Hidden Grades To Vulnerability

MODERATE
Advisory Identifier: GHSA-8m7c-hm88-2p97
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CVSS 5.3
CWE-862
Published
Advisory Summary

CVE-2025-32045 is a MODERATE (CVSS 5.3) moodle shows hidden grades to vulnerability (CWE-862: Missing Authorization) affecting Moodle/moodle libraries in the Packagist ecosystem. The issue involves moodle shows hidden grades to users without permission on some grade reports. Remediation is available by upgrading affected packages to version 4.1.17, 4.3.11, 4.4.7, 4.5.3.

CVE-2025-32045 at a Glance

CVE Identifier CVE-2025-32045
GHSA Identifier GHSA-8m7c-hm88-2p97
Severity MODERATE
CVSS v3.1 Base Score 5.3
CWE Classification CWE-862: Missing Authorization
Affected Product Moodle/moodle
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 5.3

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality Low (C:L)
Integrity None (I:N)
Availability None (A:N)

How to Fix CVE-2025-32045

To remediate this vulnerability, upgrade all affected Moodle/moodle dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

moodle/moodle fixed: 4.1.17 
Upgrade moodle/moodle to 4.1.17
moodle/moodle fixed: 4.3.11 
Upgrade moodle/moodle to 4.3.11
moodle/moodle fixed: 4.4.7 
Upgrade moodle/moodle to 4.4.7
moodle/moodle fixed: 4.5.3 
Upgrade moodle/moodle to 4.5.3
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for moodle/moodle

How to Check if You Are Affected

To determine whether your application is affected by CVE-2025-32045, inspect your project dependencies for Moodle/moodle:

inspect dependencies for moodle/moodle

Analyze the terminal output to locate any version of Moodle/moodle in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 4.1.17), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-862: Missing Authorization, where the product does not perform an authorization check when an actor attempts to access a resource or perform an action. In Moodle/moodle, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

A flaw has been identified in Moodle where insufficient capability checks in certain grade reports allowed users without the necessary permissions to access hidden grades.

CVE-2025-32045 Affected Moodle/moodle Versions

4 component(s)
Fixed Versions:
4.1.174.3.114.4.74.5.3
Product / Package Ecosystem Affected Versions Fixed Version
moodle/moodle
 Packagist
< 4.1.17
4.1.17
moodle/moodle
 Packagist
≥ 4.3.0-beta
< 4.3.11
4.3.11
moodle/moodle
 Packagist
≥ 4.4.0-beta
< 4.4.7
4.4.7
moodle/moodle
 Packagist
≥ 4.5.0-beta
< 4.5.3
4.5.3

References

NVD — CVE-2025-32045 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-32045
Moodle/moodle Security Information SECURITY
https://access.redhat.com/security/cve/CVE-2025-32045
bugzilla.redhat.com/show_bug.cgi WEB
https://bugzilla.redhat.com/show_bug.cgi?id=2356835
Moodle/moodle Source Repository REPOSITORY
https://github.com/moodle/moodle
moodle.org/mod/forum/discuss.p... WEB
https://moodle.org/mod/forum/discuss.php?d=467086
git.moodle.org/gw WEB
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-81945

Frequently Asked Questions

What is CVE-2025-32045?
CVE-2025-32045 is a security vulnerability in Moodle/moodle involving Moodle shows hidden grades to users without permission on some grade reports under CWE-862: Missing Authorization.
Which Moodle/moodle versions are affected?
Affected versions include releases prior to 4.1.17, 4.3.11, 4.4.7, 4.5.3 across affected packages: moodle/moodle.
What version fixes CVE-2025-32045?
Upgrading to 4.1.17, 4.3.11, 4.4.7, 4.5.3 (or the latest patched release for your respective branch) resolves the vulnerability.
Is moodle/moodle affected?
Yes, moodle/moodle is affected in releases prior to 4.1.17, 4.3.11, 4.4.7, 4.5.3. Upgrade your dependency to 4.1.17, 4.3.11, 4.4.7, 4.5.3 or later.
What is the CVSS score of CVE-2025-32045?
CVE-2025-32045 has a CVSS v3.1 base score of 5.3 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
What CWE is associated with CVE-2025-32045?
CVE-2025-32045 is classified under CWE-862: Missing Authorization (The product does not perform an authorization check when an actor attempts to access a resource or perform an action.).
How can I check Packagist dependencies for CVE-2025-32045?
Run the dependency tree command: 'inspect dependencies for moodle/moodle'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-8m7c-hm88-2p97",
  "modified" : "2025-04-25T16:35:00Z",
  "published" : "2025-04-25T15:31:22Z",
  "aliases" : [ "CVE-2025-32045" ],
  "summary" : "Moodle shows hidden grades to users without permission on some grade reports",
  "details" : "A flaw has been identified in Moodle where insufficient capability checks in certain grade reports allowed users without the necessary permissions to access hidden grades.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
  } ],
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      }, {
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  }, {
    "package" : {
      "ecosystem" : "Packagist",
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    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
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      }, {
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      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
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  }, {
    "type" : "WEB",
    "url" : "https://access.redhat.com/security/cve/CVE-2025-32045"
  }, {
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  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/moodle/moodle"
  }, {
    "type" : "WEB",
    "url" : "https://moodle.org/mod/forum/discuss.php?d=467086"
  }, {
    "type" : "WEB",
    "url" : "http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-81945"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-862" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2025-04-25T16:35:00Z",
    "nvd_published_at" : "2025-04-25T15:15:36Z"
  }
}