GO-2026-6733 Vikunja: Webhooks and link shares survive every revocation path, so a removed collaborator keeps a live feed in code.vikunja.io/api

Vikunja: Webhooks and link shares survive every revocation path, so a removed collaborator keeps a live feed in code.vikunja.io/api...

GO-2026-6730 Vikunja: Write-level project members can delete admin-tier link shares through an unloaded permission check in code.vikunja.io/api

Vikunja: Write-level project members can delete admin-tier link shares through an unloaded permission check in code.vikunja.io/api. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing...

CVE-2026-111921

Vikunja 0.13.0 before 2.7.0 contains an incorrect authorization vulnerability that allows project members with Write permission to delete admin-tier link shares because the delete permission check reads an unloaded share object. Attackers can send DELETE requests to the v1 or v2 projects shares...

CVE-2026-111921

Vikunja 0.13.0 before 2.7.0 contains an incorrect authorization vulnerability that allows project members with Write permission to delete admin-tier link shares because the delete permission check reads an unloaded share object. Attackers can send DELETE requests to the v1 or v2 projects shares...

CVE-2026-111921 Vikunja 0.13.0 before 2.7.0 Incorrect Authorization in Link Share Deletion

Vikunja 0.13.0 before 2.7.0 contains an incorrect authorization vulnerability that allows project members with Write permission to delete admin-tier link shares because the delete permission check reads an unloaded share object. Attackers can send DELETE requests to the v1 or v2 projects shares...

CVE-2026-111921

Vikunja versions 0.13.0 before 2.7.0 are vulnerable to an incorrect authorization flaw during link share deletion. The root cause is that the delete permission check reads an unloaded share object , allowing project members with Write permission to delete admin-tier link shares . Attackers can ex...

CVE-2026-111921 Vikunja 0.13.0 before 2.7.0 Incorrect Authorization in Link Share Deletion

Vikunja 0.13.0 before 2.7.0 contains an incorrect authorization vulnerability that allows project members with Write permission to delete admin-tier link shares because the delete permission check reads an unloaded share object. Attackers can send DELETE requests to the v1 or v2 projects shares...

EUVD-2026-103289

Vikunja 0.13.0 before 2.7.0 contains an incorrect authorization vulnerability that allows project members with Write permission to delete admin-tier link shares because the delete permission check reads an unloaded share object. Attackers can send DELETE requests to the v1 or v2 projects shares...

CVE-2026-111921: Incorrect Authorization

Vikunja 0.13.0 before 2.7.0 contains an incorrect authorization vulnerability that allows project members with Write permission to delete admin-tier link shares because the delete permission check reads an unloaded share object. Attackers can send DELETE requests to the v1 or v2 projects shares...

GHSA-FMMF-XQ98-G327 Vikunja: Write-level project members can delete admin-tier link shares through an unloaded permission check

Summary A project member with Write permission can delete an admin-tier link share on that project. The deletion authorization check reads the permission from an object populated only with URL IDs, rather than from the stored share. Its zero value is Read, so the check falls through to project...

GHSA-HJX8-QV73-F7CM Vikunja: Webhooks and link shares survive every revocation path, so a removed collaborator keeps a live feed

Summary A collaborator removed from a project keeps a live, automatic feed of that project's contents, because nothing on any revocation path deletes the webhook they created while they had access. Vikunja already has a revocation-cleanup routine that deletes other derived rows for exactly this...

Vikunja: Webhooks and link shares survive every revocation path, so a removed collaborator keeps a live feed

Summary A collaborator removed from a project keeps a live, automatic feed of that project's contents, because nothing on any revocation path deletes the webhook they created while they had access. Vikunja already has a revocation-cleanup routine that deletes other derived rows for exactly this...

PT-2026-116490

Name of the Vulnerable Software and Affected Versions Vikunja versions 0.13.0 through 2.6.x Description An incorrect authorization issue allows project members with Write permission to delete admin-tier link shares. This occurs because the delete permission check reads an unloaded share object. A...

CVE-2026-68581 Vikunja 0.22.0 through 2.3.0 Authentication Bypass via Principal ID Collision

Vikunja versions 0.22.0 through 2.3.0 fail to validate the principal type in API token management. Because user IDs and link-share IDs are independent numeric sequences and both resolve through a generic web.Auth.GetID interface, a link-share JWT whose numeric ID equals a target user's ID is...

CVE-2026-45282

A flaw was found in Nextcloud Server. An authenticated attacker, by knowing a share token and a document ID, could access attachments of link shares. This circumvents password protection or download restrictions, leading to the disclosure of sensitive information from attachments. Mitigation...

CVE-2026-45282

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, an authenticated attacker can access attachments of link shares when knowing the share token, circumventing password protection or download...

CVE-2026-45282

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, an authenticated attacker can access attachments of link shares when knowing the share token, circumventing password protection or download...

EUVD-2026-33707

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, an authenticated attacker can access attachments of link shares when knowing the share token, circumventing password protection or download...

CVE-2026-45282 Nextcloud: Logged-in user bypasses share password and download restrictions on Text attachments via documentId leads to unauthorized file access

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, an authenticated attacker can access attachments of link shares when knowing the share token, circumventing password protection or download...

CVE-2026-45282

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, an authenticated attacker can access attachments of link shares when knowing the share token, circumventing password protection or download...