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CVE-2016-9187: Unrestricted file upload vulnerability in the double extension support in the "image" module in Moodle 3.1....

Unrestricted file upload vulnerability in the double extension support in the "image" module in Moodle 3.1.2 allows remote authenticated users to execute arbitrary code by uploading a file with an executable extension, and then accessing it via unspecified vectors.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2016-9187 describes a Moodle 3.1.2 file upload flaw in the image module's double-extension handling. A logged-in remote user could upload a file with an executable extension and then access it to run code. The sources do not provide CVSS scoring, patch details, or confirmed active exploitation. Exposure is most likely where Moodle 3.1.2 is internet-accessible and authenticated users can reach image upload functionality. The source bundle does not prove exposure for other Moodle versions, forks, plugins, or configurations. Treat as high priority for any exposed Moodle 3.1.2 environment because the described impact is authenticated code execution. If no Moodle 3.1.2 is present, urgency drops sharply, but asset owners should document that conclusion. Mitigation focus: Inventory Moodle instances and confirm whether any are version 3.1.2.; Check Moodle vendor guidance for the specific supported remediation path.; Prioritize upgrading or applying vendor-recommended fixes where Moodle 3.1.2 is found..

Prepared

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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ATT&CK lookup starting points

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description · low confidence lookup

Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

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description · low confidence lookup

File access behavior lookup

The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

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cve · low confidence lookup

CVE-2016-9187 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

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