CVE-2025-67857
MEDIUMCVSS 5.3/10EPSS 0.34%
Last modified
CVE-2025-67857 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A flaw was found in moodle. During anonymous assignment submissions, user identifiers were inadvertently exposed in URLs. EPSS estimates a 0.34% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Moodle | Moodle | < 4.1.21 |
| Moodle | Moodle | >= 4.4.0, < 4.4.11 |
| Moodle | Moodle | >= 4.5.0, < 4.5.8 |
| Moodle | Moodle | >= 5.0.0, < 5.0.4 |
| Moodle | Moodle | 5.1.0 |
References
- https://access.redhat.com/security/cve/CVE-2025-67857Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2423868Third Party Advisory
- https://moodle.org/mod/forum/discuss.php?d=471307Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-67857?
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.
How severe is CVE-2025-67857?
CVE-2025-67857 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.
How do I fix CVE-2025-67857?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2025-67857?
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