Authenticated arbitrary file upload via undisclosed validation
Published Dec 20, 2023 · Updated Apr 28, 2026
Unrestricted file upload in ThemePunch Slider Revolution 6.6.15 and earlier allows remote authenticated users to upload dangerous files. Patchstack has not disclosed the affected upload handler or the validation operation that accepts dangerous file types. Exploitation requires Author access and a further privileged-user action; successful uploads place files such as executable backdoors on the site.
Summary
What happened
Unrestricted file upload in ThemePunch Slider Revolution 6.6.15 and earlier allows remote authenticated users to upload dangerous files. Patchstack has not disclosed the affected upload handler or the validation operation that accepts dangerous file types. Exploitation requires Author access and a further privileged-user action; successful uploads place files such as executable backdoors on the site.
The record
- CVE
- CVE-2023-47784
- Published
- Dec 20, 2023
- Updated
- Apr 28, 2026
- Vendor
- Revolution Slider
- Product
- Slider Revolution
- Classifications
- CWE-434, T1105
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Dec 20, 2023CVE publishedPublication date reported by the CVE source.
- Apr 28, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=n/a <=6.6.15 changes=[{"at":"6.6.16","status":"unaffected"}]
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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