Vulnerability details
CVE-2025-67853
Moodle: moodle: brute-force facilitation due to missing rate limiting in confirmation email service
CVSS 3.1
7.5High
Official 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 scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.5High | 3.1 | CVEProject cvelistV5 (CNA) (fedora) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| No product information recorded. | |||
References and advisories
2- https://access.redhat.com/security/cve/CVE-2025-67853 vdb-entryx_refsource_REDHAT
- https://bugzilla.redhat.com/show_bug.cgi?id=2423847 issue-trackingx_refsource_REDHAT
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Details
- Published
- 2026-02-03
- Last updated
- 2026-02-03
- State
- Published
- Assigner (CNA)
- fedora
Exploit prediction (EPSS)
0.46%
Probability of exploitation in 30 days
40.3%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-307Improper Restriction of Excessive Authentication Attempts