CVE-2026-45264 Nextcloud: ACL Rename Permission Bypass in Team Folders Allows Unauthorized File Renames

Nextcloud is an open source content collaboration platform. From versions 17.0.0 to before 17.0.15, 18.0.0 to before 18.1.12, 19.0.0 to before 19.1.16, 20.0.0 to before 20.1.11, and 21.0.0 to before 21.0.4, a user with READ and CREATE permission, but no UPDATE permission for a team folder can...

CVE-2026-45264

Nextcloud shows an ACL-based permission bypass affecting Team Folders. A user with READ and CREATE (but not UPDATE) permission could rename files within a Team Folder in multiple branches: 17.0.0–17.0.14, 18.0.0–18.1.11, 19.0.0–19.1.15, 20.0.0–20.1.10, and 21.0.0–21.0.3. The issue has been patche...

CVE-2026-45264 Nextcloud: ACL Rename Permission Bypass in Team Folders Allows Unauthorized File Renames

Nextcloud is an open source content collaboration platform. From versions 17.0.0 to before 17.0.15, 18.0.0 to before 18.1.12, 19.0.0 to before 19.1.16, 20.0.0 to before 20.1.11, and 21.0.0 to before 21.0.4, a user with READ and CREATE permission, but no UPDATE permission for a team folder can...

Team folders 访问控制错误漏洞

Team Folders is an open-source file sharing software developed by Nextcloud. Versions of Team Folders from 17.0.0 to 17.0.15, from 18.0.0 to 18.1.12, from 19.0.0 to 19.1.16, from 20.0.0 to 20.1.11, and from 21.0.0 to 21.0.4 contain an access control vulnerability. This vulnerability stems from a...

CVE-2026-45264: Improper Access Control

Nextcloud is an open source content collaboration platform. From versions 17.0.0 to before 17.0.15, 18.0.0 to before 18.1.12, 19.0.0 to before 19.1.16, 20.0.0 to before 20.1.11, and 21.0.0 to before 21.0.4, a user with READ and CREATE permission, but no UPDATE permission for a team folder can...

CVE-2026-44796

Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints for example, /dcim/interfaces/rename/ were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in...

Incorrect Authorization

Overview admidio/admidio is a free open source user management system for websites of organizations and groups. Affected versions of this package are vulnerable to Incorrect Authorization through insufficient authorization checks in the renameFile process. An attacker can modify file names and...

Admidio: IDOR in documents-files.php allows cross-folder file rename and description changes by unauthorized uploaders

Summary modules/documents-files.php mode filerenamesave shares the same root-cause shape as the cross-folder move bug 05-documents-cross-folder-move-idor.md: the top-level rights check at lines 79-89 validates hasUploadRight on the URL parameter folderuuid, but the rename operation acts on fileuu...

PT-2026-45040

Name of the Vulnerable Software and Affected Versions Admidio versions prior to 5.0.10 Description An issue exists in the file rename save mode of the modules/documents-files.php endpoint. The system performs a rights check using the hasUploadRight function on the folder uuid parameter provided i...

PYSEC-2026-2226

Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints for example, /dcim/interfaces/rename/ were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in...

CVE-2026-44796

Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints for example, /dcim/interfaces/rename/ were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in...

CVE-2026-44796 Nautobot: Object bulk rename UI actions vulnerable to denial of service by crafted regular expression (REDoS)

Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints for example, /dcim/interfaces/rename/ were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in...

EUVD-2026-32975

Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints for example, /dcim/interfaces/rename/ were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in...

CVE-2026-44796 Nautobot: Object bulk rename UI actions vulnerable to denial of service by crafted regular expression (REDoS)

Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints for example, /dcim/interfaces/rename/ were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in...

CVE-2026-44796 Nautobot: Object bulk rename UI actions vulnerable to denial of service by crafted regular expression (REDoS)

Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints for example, /dcim/interfaces/rename/ were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in...

CVE-2026-44796

Nautobot contains a DoS vulnerability in UI object-bulk-rename endpoints (for example, /dcim/interfaces/rename/) where maliciously crafted regular expressions in the find field, when used with the use_regex flag, can cause an application-wide denial of service. The issue affects pre-fix versions ...

CVE-2026-44796

Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints for example, /dcim/interfaces/rename/ were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in...

SUSE CVE-2026-46002

In the Linux kernel, the following vulnerability has been resolved: ext2: reject inodes with zero inlink and valid mode in ext2iget ext2iget already rejects inodes with inlink == 0 when imode is zero or idtime is set, treating them as deleted. However, the case of inlink == 0 with a non-zero mode...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services. Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition in the role rename endpoint. An attacker can gain unauthorize...

CVE-2026-44796: Uncontrolled Resource Consumption

Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints for example, /dcim/interfaces/rename/ were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in...