StorageGRID Admin Node DoS via Unauth Access (v<11.8.0.15/11.9.0.8)
CVE-2025-26516 Published on September 19, 2025
CVE-2025-26516 Denial of Service Vulnerability in StorageGRID (formerly StorageGRID Webscale)
StorageGRID (formerly
StorageGRID Webscale) versions prior to 11.8.0.15 and 11.9.0.8 are
susceptible to a Denial of Service vulnerability. Successful exploit
could allow an unauthenticated attacker to cause a Denial of Service on
the Admin node.
Vulnerability Analysis
CVE-2025-26516 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a small impact on availability.
Weakness Type
What is an Amplification Vulnerability?
Software that does not appropriately monitor or control resource consumption can lead to adverse system performance. This situation is amplified if the software allows malicious users or attackers to consume more resources than their access level permits. Exploiting such a weakness can lead to asymmetric resource consumption, aiding in amplification attacks against the system or the network.
CVE-2025-26516 has been classified to as an Amplification vulnerability or weakness.
Products Associated with CVE-2025-26516
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2025-26516 are published in NetApp Storagegrid:
Affected Versions
NetApp StorageGRID:- Before 11.8.0.15 is affected.
- Before 11.9.0.8 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.