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CVE-2026-56768

HIGH
8.8
CVSS 3.1
Description
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.

Metadata

CVE ID
CVE-2026-56768
State
PUBLISHED
Assigner
VulnCheck
Reserved
2026-06-22 21:55 UTC
Published
2026-06-25 18:05 UTC
Last updated
2026-06-25 18:05 UTC
Primary CWE
CWE-862
Missing Authorization
Vendor / Product
haiwen / seahub
Sources
cve.org  ·  NVD

Severity & Metrics

8.8 HIGH CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products (1)
VendorProductPlatformVersions
haiwen seahub — 0 < 13.0.23
Weakness (CWE)
CWESourceDescription
CWE-862 cna Missing Authorization
CVSS scores (2)
ScoreSeverityVersionSourceVector
8.8 HIGH 3.1 cna CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.7 HIGH 4.0 cna CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
References (5)
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