Elasticsearch Excessive Memory Allocation via Snapshot Restore (DoS)
CVE-2025-68390 Published on December 18, 2025
Elasticsearch Allocation of Resources Without Limits or Throttling
Allocation of Resources Without Limits or Throttling (CWE-770) in Elasticsearch can allow an authenticated user with snapshot restore privileges to cause Excessive Allocation (CAPEC-130) of memory and a denial of service (DoS) via crafted HTTP request.
Vulnerability Analysis
CVE-2025-68390 is exploitable with network access, and requires user privileges. 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 high impact on availability.
Weakness Type
Allocation of Resources Without Limits or Throttling
The software allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.
Products Associated with CVE-2025-68390
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Affected Versions
Elasticsearch:- Version 7.0.0, <= 7.17.29 is affected.
- Version 8.0.0, <= 8.19.7 is affected.
- Version 9.0.0, <= 9.1.7 is affected.
- Version 9.2.0, <= 9.2.1 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.