Copyparty is a portable file server. Prior to 1.20.12, there was a missing permission-check in the shares feature (the shr global-option). This vulnerability only applies when the shares feature is used for the specific purpose of creating a share of just a single file inside a folder or either the FTP or SFTP server is enabled, and also made publicly accessible. Given these conditions, when a user is browsing a share through either FTP or SFTP (not http or https), they can gain read-access to the remaining files inside the shared folder by guessing/bruteforcing the filenames. It was not possible to descend into subdirectories in this manner; only the sibling files were accessible. This vulnerability is similar to CVE-2025-58753 which was previously fixed for HTTP and HTTPS, but not for FTP. The FTPS server did not yet exist at that time. This vulnerability is fixed in 1.20.12.
Metrics
Affected Vendors & Products
References
History
Fri, 13 Mar 2026 16:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:a:9001:copyparty:*:*:*:*:*:*:*:* | |
| Metrics |
cvssV3_1
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Thu, 12 Mar 2026 20:15:00 +0000
| Type | Values Removed | Values Added |
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| Metrics |
ssvc
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Thu, 12 Mar 2026 10:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
9001
9001 copyparty |
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| Vendors & Products |
9001
9001 copyparty |
Wed, 11 Mar 2026 20:30:00 +0000
| Type | Values Removed | Values Added |
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| Description | Copyparty is a portable file server. Prior to 1.20.12, there was a missing permission-check in the shares feature (the shr global-option). This vulnerability only applies when the shares feature is used for the specific purpose of creating a share of just a single file inside a folder or either the FTP or SFTP server is enabled, and also made publicly accessible. Given these conditions, when a user is browsing a share through either FTP or SFTP (not http or https), they can gain read-access to the remaining files inside the shared folder by guessing/bruteforcing the filenames. It was not possible to descend into subdirectories in this manner; only the sibling files were accessible. This vulnerability is similar to CVE-2025-58753 which was previously fixed for HTTP and HTTPS, but not for FTP. The FTPS server did not yet exist at that time. This vulnerability is fixed in 1.20.12. | |
| Title | Copyparty ftp/sftp: Sharing a single file did not fully restrict source-folder access | |
| Weaknesses | CWE-863 | |
| References |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2026-03-11T20:14:18.998Z
Updated: 2026-03-12T19:47:10.628Z
Reserved: 2026-03-10T22:02:38.854Z
Link: CVE-2026-32108
Updated: 2026-03-12T19:47:07.765Z
Status : Analyzed
Published: 2026-03-11T21:16:16.760
Modified: 2026-03-13T15:51:26.950
Link: CVE-2026-32108
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