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Fencer Vulns
high 7.5

CVE-2025-62399 json

Moodle: password brute force risk when mobile/web services enabled

published 2025-10-23 12 mo ago modified 2026-11-05 3 d ago also BIT-moodle-2025-62399 , EUVD-2025-35668 , GHSA-m58f-9pvv-8mp2

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 34%
public exploits
0
none known

Summary

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

Patch / fix

  • packagist moodle/moodle 4.1.21, 4.4.11, 4.5.7, 5.0.3
  • bitnami moodle 4.1.21, 4.4.11, 4.5.7, 5.0.3
  • moodle moodle 4.1.21, 4.4.11, 4.5.7, 5.0.3

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-62399 updated cvss 7.5

moodle: Password brute force risk when mobile/web services enabled

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
12 mo ago

Exploit prediction

0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
OSV 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
packagist moodle/moodle
>=5.0.0-beta, <5.0.3
>=4.5.0-beta, <4.5.7
>=4.2.0-beta, <4.4.11
<4.1.21
5.0.3
4.5.7
4.4.11
4.1.21
bitnami moodle
>=4.1.0, <4.1.21
>=4.4.0, <4.4.11
>=4.5.0, <4.5.7
>=5.0.0, <5.0.3
4.1.21
4.4.11
4.5.7
5.0.3

Classification

Weakness
  • CWE-307 Improper Restriction of Excessive Authentication Attempts

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.