CVE-2026-18633

HighCVSS 7.5/10Last modified Nov 12, 2026

Description

An access of uninitialized pointer vulnerability in the nfsd in Synology DiskStation Manager (DSM) before 7.3.2-86009-5 and 7.4.1-90080-1 allows remote attackers to conduct denial-of-service attacks.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-824

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published: Nov 12, 2026
Last modified: Nov 12, 2026
NVD status: Awaiting Analysis

Related CVEs from 2026

CVE-2026-186348.4An insecure handling of serialized objects vulnerability was found in the one of the service of GMS application 9.5.1 (Build 9510.1044) and CVE-2026-186357.2Velociraptor's VQL has a query() plugin which allows running a VQL query in a different org or user context. To be able to run as a differen CVE-2026-186366.8The Velociraptor gRPC API has a VFSGetBuffer endpoint which allows reading files from the datastore. To prevent users from reading sensitive CVE-2026-186386.5Any authenticated Velociraptor user — including one holding only the readerrole — can terminate the entire server process with a single requ CVE-2026-186397.3When Velociraptor is configured to use an OIDC IdP for authentication, it uses the email claim as a username. However, some IdP allow users CVE-2026-186407.1The NewNotebook API does not sufficiently sanitize its parameters allowing an authenticated user with NOTEBOOK_EDIT permission to write the CVE-2026-186417.3A vulnerability was determined in Sangfor Operation and Maintenance Security Management System up to 3.0.13. Affected by this vulnerability CVE-2026-186427.8Deserialization of untrusted data vulnerability in TUBITAK BILGEM Software Technologies Research Institute eta-otp-lock allows Object Inject CVE-2026-186445.4A vulnerability was identified in danpros HTMLy up to 3.1.1. Affected by this issue is the function unlink of the file /system/htmly.php of CVE-2026-186455.4A security flaw has been discovered in danpros HTMLy up to 3.1.1. This affects the function add_content of the file /system/admin/admin.php CVE-2026-186465.3A weakness has been identified in danpros HTMLy up to 3.1.1. This vulnerability affects unknown code of the file /system/htmly.php of the co CVE-2026-186477.3A security vulnerability has been detected in jina-ai reader up to 1574bfd380d249c86c82db4dace0d9c8fe17e2b1. This issue affects the function