| Title | https://github.com/guchengwuyue/yshopmall yshopmall V1.9.1 Incomplete Identification of Uploaded File Variables |
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| Description | From function co.yixiang.modules.system.rest.SysUserController#updateAvatar to function co.yixiang.utils.FileUtil#upload.
Users can freely upload malicious files such as HTML and JSP, which can lead to XSS or even RCE vulnerabilities.
Taint Propagation：
SysUserController.updateAvatar() Line 205: @RequestParam MultipartFile file
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Line 206: userService.updateAvatar(file)
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SysUserServiceImpl.updateAvatar() Line 185: FileUtil.upload(multipartFile, avatar)
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FileUtil.upload() Line 163: File dest = new File(path).getCanonicalFile()
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Line 169: file.transferTo(dest) |
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| Source | ⚠️ https://github.com/guchengwuyue/yshopmall/issues/40 |
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| User | mukyuuhate (UID 93052) |
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| Submission | 01/27/2026 14:18 (3 months ago) |
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| Moderation | 02/07/2026 08:50 (11 days later) |
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| Status | Accepted |
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| VulDB entry | 344848 [guchengwuyue yshopmall up to 1.9.1 co.yixiang.utils.FileUtil /api/users/updateAvatar File unrestricted upload] |
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| Points | 20 |
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