CVE-2026-54719 goshs: File-based .goshs ACL authorization bypass via the ?bulk zip-download route (unauthenticated read; residual of CVE-2026-40189)

goshs is a feature-rich single-binary file server for red teamers and developers. Prior to 2.1.1, the httpserver/updown.go bulkDownload handler for ?bulk&file= ZIP downloads did not call findEffectiveACL or applyCustomAuth, allowing unauthenticated reads of files protected only by .goshs folder...

CVE-2026-54719

goshs is a feature-rich single-binary file server for red teamers and developers. Prior to 2.1.1, the httpserver/updown.go bulkDownload handler for ?bulk&file= ZIP downloads did not call findEffectiveACL or applyCustomAuth, allowing unauthenticated reads of files protected only by .goshs folder...

CVE-2026-54719

The CVE-2026-54719 vulnerability affects goshs, a single-binary file server. Before version 2.1.1, the httpserver/updown.go bulkDownload handler invoked via the ?bulk and file= ZIP downloads could bypass ACL checks (findEffectiveACL / applyCustomAuth), permitting unauthenticated reads of files pr...

goshs SFTP authentication bypass via empty password (incomplete fix of CVE-2026-40884)

Summary Start goshs v2.1.3 with -b 'admin:' -sftp. No -fkf. SFTP accepts connections without password. CVE-2026-40884 blocks the empty-username variant -b ':pass'. The empty-password variant bypasses that fix. CVE-2026-40884 CVE-2026-40884 GHSA-c29w-qq4m-2gcv, Apr 13 2026 reported the...

GHSA-RJRW-MJQ6-HPMM goshs SFTP authentication bypass via empty password (incomplete fix of CVE-2026-40884)

Summary Start goshs v2.1.3 with -b 'admin:' -sftp. No -fkf. SFTP accepts connections without password. CVE-2026-40884 blocks the empty-username variant -b ':pass'. The empty-password variant bypasses that fix. CVE-2026-40884 CVE-2026-40884 GHSA-c29w-qq4m-2gcv, Apr 13 2026 reported the...

CVE-2026-62325

Goshs 2.1.3–2.1.4 SFTP authentication bypass vulnerability arises from sftpserver/sftpserver.go password handler: it only checks Username != "" && Password != "", which allowed unauthenticated access when running with -b 'admin:' -sftp and without -fkf. The issue effectively lets an attacker acce...

CVE-2026-62325 goshs SFTP authentication bypass via empty password (incomplete fix of CVE-2026-40884)

goshs is a feature-rich single-binary file server for red teamers and developers. From 2.1.3 until 2.1.4, the sftpserver/sftpserver.go password handler used Username != "" && Password != "", so running goshs with -b 'admin:' -sftp and no -fkf left both SFTP authentication handlers unset and allow...

CVE-2026-62325 goshs SFTP authentication bypass via empty password (incomplete fix of CVE-2026-40884)

goshs is a feature-rich single-binary file server for red teamers and developers. From 2.1.3 until 2.1.4, the sftpserver/sftpserver.go password handler used Username != "" && Password != "", so running goshs with -b 'admin:' -sftp and no -fkf left both SFTP authentication handlers unset and allow...

CVE-2026-62325 goshs SFTP authentication bypass via empty password (incomplete fix of CVE-2026-40884)

goshs is a feature-rich single-binary file server for red teamers and developers. From 2.1.3 until 2.1.4, the sftpserver/sftpserver.go password handler used Username != "" && Password != "", so running goshs with -b 'admin:' -sftp and no -fkf left both SFTP authentication handlers unset and allow...

PT-2026-65626

Name of the Vulnerable Software and Affected Versions goshs versions prior to 2.1.5 Description The sendFile function in the httpserver/handler.go file incorrectly derives the authorization filename from the raw req.URL.Path while opening the file using a cleaned path. This discrepancy allows an...

GO-2026-5881 goshs: Share-link ?token=… redemption races past download limit in goshs.de/goshs

goshs: Share-link ?token=… redemption races past download limit in goshs.de/goshs...

GO-2026-5878 goshs: WebDAV listener ignores --read-only, --upload-only, and --no-delete mode flags in goshs.de/goshs

goshs: WebDAV listener ignores --read-only, --upload-only, and --no-delete mode flags in goshs.de/goshs...

CVE-2026-50138

creationtimestamp| type| source ---|---|--- 2026-07-01 22:35:05+00:00| published-proof-of-concept| https://github.com/goshs-labs/goshs/security/advisories/GHSA-3whc-qvhv-xqjp...

CVE-2026-50139

creationtimestamp| type| source ---|---|--- 2026-07-01 22:35:03+00:00| published-proof-of-concept| https://github.com/goshs-labs/goshs/security/advisories/GHSA-j48m-h7xq-2xpj...

Race Condition

Overview Affected versions of this package are vulnerable to Race Condition through the ShareHandler process. An attacker can bypass intended download limits by making concurrent requests with the same share token, allowing multiple unauthorized downloads beyond the configured cap. Remediation...

Race Condition

Overview Affected versions of this package are vulnerable to Race Condition through the ShareHandler process. An attacker can bypass intended download limits by making concurrent requests with the same share token, allowing multiple unauthorized downloads beyond the configured cap. Remediation...

GHSA-J48M-H7XQ-2XPJ goshs: Share-link ?token=… redemption races past download limit

Share-link ?token=… redemption races past download limit Ecosystem: Go Package: goshs.de/goshs/v2 github.com/patrickhener/goshs Affected: 0 || entry.DownloadLimit == -1 // ...serve file... // = current.DownloadLimit deletefs.SharedLinks, token fs.sharedLinksMu.Unlock Between line 978 RUnlock and...

GHSA-3WHC-QVHV-XQJP goshs: WebDAV listener ignores --read-only, --upload-only, and --no-delete mode flags

WebDAV listener ignores --read-only, --upload-only, and --no-delete mode flags Ecosystem: Go Package: goshs.de/goshs/v2 github.com/patrickhener/goshs Affected: /tmp/r/x.txt goshs -p 18000 -wp 18001 -w -ro -d /tmp/r -b admin:pw & curl -u admin:pw -X PUT http://localhost:18000/y.txt --data x 403 HT...

goshs: WebDAV listener ignores --read-only, --upload-only, and --no-delete mode flags

WebDAV listener ignores --read-only, --upload-only, and --no-delete mode flags Ecosystem: Go Package: goshs.de/goshs/v2 github.com/patrickhener/goshs Affected: /tmp/r/x.txt goshs -p 18000 -wp 18001 -w -ro -d /tmp/r -b admin:pw & curl -u admin:pw -X PUT http://localhost:18000/y.txt --data x 403 HT...

PT-2026-55218

Name of the Vulnerable Software and Affected Versions goshs versions prior to 2.0.10 Description A race condition exists in the ShareHandler when processing share-link redemptions. The system reads the DownloadLimit of a share token using a read lock, releases it to serve the file, and only then...