Typemill
CVE-2022-28053
HIGH
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V5 - File Handling File type validation, storage isolation
MITRE ATT&CK
2 techniques across 2 tactics: Command and Control, Persistence The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 8.8 (HIGH). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available. |
| Exploit ScenarioDerived | A remote attacker could upload malicious files that can be executed on the server by sending crafted requests to the affected application. |
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Alert meAnalysisAI
Typemill v1.5.3 was discovered to contain an arbitrary file upload vulnerability via the upload function. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate file types server-side, store uploads outside webroot, use random filenames, scan for malware.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Unrestricted File Upload (CWE-434), which allows attackers to upload malicious files that can be executed on the server. Typemill v1.5.3 was discovered to contain an arbitrary file upload vulnerability via the upload function. This vulnerability allows attackers to execute arbitrary code via a crafted PHP file. Affected products include: Typemill.
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Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
Typemill v1.5.3 was discovered to contain an arbitrary file upload vulnerability via the upload function. This vulnerability allows attackers to execute arbitrary code via a crafted PHP file.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Malicious file upload attacks exploit insufficient validation when web applications accept user-provided files.
Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.
Affected Products (CPE)NVD
Reflected XSS in Typemill's login error page allows unauthenticated attackers to inject malicious scripts by crafting re
Credential brute-forcing against Typemill CMS (versions up to and including 2.25.0) is possible because its primary pass
Stored HTML attribute injection in Typemill versions prior to 2.23.0 allows authenticated content editors to embed arbit
Arbitrary file read in Typemill before 2.24.0 allows authenticated Author-level users to traverse outside the content di
Persistent XSS in Typemill CMS 2.x enables authenticated users holding theme-configuration access to store malicious Jav
Stored cross-site scripting in the Typemill flat-file CMS through 2.26.0 allows an authenticated user with media/image u
Exploit-DB