CVE-2025-67857
Moodle: moodle: data exposure of user identifiers in urls
4.3CVSSMEDIUM
Description
A flaw was found in moodle. During anonymous assignment submissions, user identifiers were inadvertently exposed in URLs. This data exposure allows unauthorized viewers to see internal user IDs, compromising the intended anonymity and potentially leading to information disclosure.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:RUser InteractionRequired
Scope
S:UScopeUnchanged
Impact
C:LConfidentialityLow
I:NIntegrityNone
A:NAvailabilityNone
Weaknesses
Affected Products
Exploitability
Official Patch Available
References
https://access.redhat.com/security/cve/CVE-2025-67857
access.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=2423868
bugzilla.redhat.com
https://moodle.org/mod/forum/discuss.php?d=471307
moodle.org
and 4 more references View all →
Timeline
Published
Feb 3, 2026
Last Updated
Feb 11, 2026
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