Home/CVE/Moodle’s mobile and web service authentication endpoints did not sufficiently restrict repeated password attempts, mak
CVE

CVE-2025-62399

Moodle’s mobile and web service authentication endpoints did not sufficiently restrict repeated password attempts, mak

Moodle’s mobile and web service authentication endpoints did not sufficiently restrict repeated password attempts, making them susceptible to brute-force attacks.

HIGH · CVSS 7.5 EPSS 0.00088
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-307Improper Restriction of Excessive Authentication Attempts
▤

Affected Products & Versions

4
moodle>= 4.1.0 and < 4.1.21
moodle>= 4.4.0 and < 4.4.11
moodle>= 4.5.0 and < 4.5.7
moodle>= 5.0.0 and < 5.0.3
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Packagist moodle/moodle HIGH fixed in 5.0.3
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · patrick@puiterwijk.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 Oct 2025 · 12:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://access.redhat.com/security/cve/CVE-2025-62399Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2404432Issue TrackingThird Party Advisory
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