CVE-2026-56768
published 2026-06-25CVE-2026-56768: Seahub before 13.0.23 does not enforce SHARE_LINK_LOGIN_REQUIRED on GET /api/v2.1/share-link-zip-task/, allowing unauthenticated users to bypass…
PriorityP262high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
0.38%
29.9th percentile
Seahub before 13.0.23 does not enforce SHARE_LINK_LOGIN_REQUIRED on GET /api/v2.1/share-link-zip-task/, allowing unauthenticated users to bypass authentication. Attackers with a folder share-link token can call the GET endpoint to obtain a fileserver zip token and download entire shared directory trees.
Affected
1 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| haiwen | seahub | < 13.0.23 | 13.0.23 |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv4.08.7HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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VulDB
haiwen seahub up to 13.0.22 GET Endpoint /api/v2 authorization (ID 9050)
vuldb·2026-06-26·CVSS 8.8
CVE-2026-56768 [HIGH] haiwen seahub up to 13.0.22 GET Endpoint /api/v2 authorization (ID 9050)
A vulnerability was found in haiwen seahub up to 13.0.22. It has been rated as critical. The affected element is an unknown function of the file /api/v2 of the component GET Endpoint. This manipulation causes missing authorization.
This vulnerability is tracked as CVE-2026-56768. The attack is possible to be carried out remotely. No exploit exists.
Upgrading the affected component is advised.
GHSA
Seahub before 13.0.23 does not enforce SHARE_LINK_LOGIN_REQUIRED on GET /api/v2.1/share-link-zip-task/, allowing unauthenticated users to bypass authentication.
ghsa_unreviewed·2026-06-25
CVE-2026-56768 [HIGH] CWE-862 Seahub before 13.0.23 does not enforce SHARE_LINK_LOGIN_REQUIRED on GET /api/v2.1/share-link-zip-task/, allowing unauthenticated users to bypass authentication.
Seahub before 13.0.23 does not enforce SHARE_LINK_LOGIN_REQUIRED on GET /api/v2.1/share-link-zip-task/, allowing unauthenticated users to bypass authentication. Attackers with a folder share-link token can call the GET endpoint to obtain a fileserver zip token and download entire shared directory trees.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://github.com/haiwen/seahub/commit/162cddae0831188d02bb8d451dc2193e197dcc57https://github.com/haiwen/seahub/commit/b609949cf64ed6a15708d0fb5ea9c179962e23cchttps://github.com/haiwen/seahub/issues/9050https://plus.seafile.com/wiki/publish/seafile-wiki/v5D5/https://www.vulncheck.com/advisories/seahub-authentication-bypass-in-sharelinkziptaskview-get-method
2026-06-25
Published