CVE-2016-0854
CriticalPublic exploitUnrestricted file upload vulnerability in the uploadImageCommon function in the UploadAjaxAction script in the WebAccess Dashboard Viewer in Advantech WebAccess before 8.1 allows remote attackers to write to files of arbitrary types via unspecified vectors.
Published Jan 15, 2016 · Updated May 6, 2026
Key Facts
Patch immediately- CVE-2016-0854 is a critical-severity vulnerability (CVSS 9.8 v3) affecting Webaccess (Advantech).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 77% probability of exploitation in the next 30 days.
- Fixed versions are available, including Webaccess 8.0.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
77%
Higher than 99.5% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
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Description
Unrestricted file upload vulnerability in the uploadImageCommon function in the UploadAjaxAction script in the WebAccess Dashboard Viewer in Advantech WebAccess before 8.1 allows remote attackers to write to files of arbitrary types via unspecified vectors.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| WebaccessAdvantech | See advisory | 8.0 |
Patched Releases
Webaccess
8.0
Timeline
Publicly disclosed
Jan 15, 2016
Last updated
May 6, 2026
References
- advisoryhttps://ics-cert.us-cert.gov/advisories/ICSA-16-014-01
- exploitMSF advantech_webaccess_dashboard_file_upload.rb
- exploitExploitDB-39735
- exploit39735
- otherhttp://www.rapid7.com/db/modules/exploit/windows/scada/advantech_webaccess_dashboard_file_upload
FAQ
Common Questions.
Unrestricted file upload vulnerability in the uploadImageCommon function in the UploadAjaxAction script in the WebAccess Dashboard Viewer in Advantech WebAccess before 8.1 allows remote attackers to write to files of arbitrary types via unspecified vectors.
Affected: Webaccess (Advantech). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Webaccess 8.0.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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