Bug 2423847 (CVE-2025-67853)

Summary: CVE-2025-67853 moodle: Moodle: Brute-force facilitation due to missing rate limiting in confirmation email service
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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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.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2423848, 2423849    
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Description OSIDB Bzimport 2025-12-19 12:18:05 UTC
A brute-force facilitation issue was present in the confirmation email service. Without proper rate limiting, this endpoint could help attackers enumerate or guess credentials with less resistance.