CVE-2025-67853

HIGH EPSS 33.5%
Published Feb 3, 20264mo ago · Modified Jun 17, 20261w ago
7.5 CVSS 3.1
High
Find Similar
Published Feb 3, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago

Description

A flaw was found in Moodle. A remote attacker could exploit a lack of proper rate limiting in the confirmation email service. This vulnerability allows attackers to more easily enumerate or guess user credentials, facilitating brute-force attacks against user accounts.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
33.5% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-307

Affected Products 5

VendorProductVersionRange
moodlemoodle* <4.1.22
moodlemoodle*≥4.4.0  –  <4.4.11
moodlemoodle*≥4.5.0  –  <4.5.8
moodlemoodle*≥5.0.0  –  <5.0.4
moodlemoodle5.1.0any

References 2

  • access.redhat.com https://access.redhat.com/security/cve/CVE-2025-67853
    Third Party Advisory
  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2423847
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.