VIR Vulnerability Intelligence Relay

CVE-2015-5332

medium
Published 2016-02-22 · Modified 2026-05-06
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
6.8
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS v4 NEW
—
not yet in upstream
VIR risk
6.8

Description

Atto in Moodle 2.8.x before 2.8.9 and 2.9.x before 2.9.3 allows remote attackers to cause a denial of service (disk consumption) by leveraging the guest role and entering drafts with the editor-autosave feature.

Predictions

Exploit likelihood
77%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Application impact
VendorProductVersionsFixed
moodlemoodle2.8.0
moodlemoodle2.8.1
moodlemoodle2.8.2
moodlemoodle2.8.3
moodlemoodle2.8.4
moodlemoodle2.8.5
moodlemoodle2.8.6
moodlemoodle2.8.7
moodlemoodle2.8.8
moodlemoodle2.9.0
moodlemoodle2.9.1
moodlemoodle2.9.2

References

CWEs

CWE-399

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.