CVE-2014-8770: Unrestricted file upload vulnerability in magmi/web/magmi.php in the MAGMI (aka Magento Mass Importer) plugin
CVE-2014-8770 is a high-severity flaw (CVSS 9.0) affecting magmi. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Unrestricted file upload vulnerability in magmi/web/magmi.php in the MAGMI (aka Magento Mass Importer) plugin 0.7.17a and earlier for Magento Community Edition (CE) allows remote authenticated users to execute arbitrary code by uploading a ZIP file that contains a PHP file, then accessing the PHP file via a direct request to it in magmi/plugins/.
Why this priority
- Critical severity
- EPSS top 6%: very likely to be exploited
- Public exploit reference
A fixed release or distro patch exists.
Risk facts
| CVSS score | 9.0 (High) |
| EPSS exploit chance | 6.5% (top 6%) |
| CISA exploited list | No |
| Weakness | CWE-94 |
| Published | 2014-11-13 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Public exploits and detection
Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2014-8770?
magmi: upgrade to newer than 0.7.17a. Exact commands for each OS are on this page.
Is CVE-2014-8770 being exploited?
CVE-2014-8770 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2014-8770 affect?
CVE-2014-8770 affects magmi. Severity is high (CVSS 9.0). Unrestricted file upload vulnerability in magmi/web/magmi.php in the MAGMI (aka Magento Mass Importer) plugin 0.7.17a and earlier for Magento Community Edition (CE) allows remote authenticated users to execute arbitrary code by uploading a
How urgent is CVE-2014-8770?
Priority 60/100. Critical severity; EPSS top 6%: very likely to be exploited; Public exploit reference
Software pages
PHP vulnerabilities · Magento vulnerabilities
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