CVE-2025-68390 Elasticsearch Allocation of Resources Without Limits or Throttling

What is CVE-2025-68390?

CVE-2025-68390 is a medium-severity denial of service vulnerability in Elastic Elasticsearch, published on 18 Dec 2025. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

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.

Weakness: CWE-770

Which versions are affected by CVE-2025-68390?

7 open source packages ship an affected version, including org.elasticsearch.plugin:x-pack-core and elasticsearch. It affects 1 product.

Products include Elastic Elasticsearch.

How do I fix CVE-2025-68390?

Upgrade org.elasticsearch.plugin:x-pack-core to a fixed version for your release line: 8.19.8, 9.1.8 or 9.2.2.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2025-68390 being exploited?

There is no known exploitation of CVE-2025-68390 in the wild and no public exploit code.

Other vulnerabilities in Elastic Elasticsearch

• CVE-2015-1427 Elasticsearch Groovy Scripting Engine Remote Code Execution Exploited Critical 9.8
• CVE-2014-3120 Elasticsearch Remote Code Execution Exploited High 8.1
• CVE-2015-5377 Code injection in n/a Critical 9.8
• CVE-2026-72649 Deserialization of Untrusted Data in Elasticsearch Leading to Remote Code Execution High 8.8
• CVE-2026-72642 Use of Out-of-range Pointer Offset in the Elasticsearch Machine Learning Native Inference Process High 8.8

All Elastic Elasticsearch vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BIT-elasticsearch-2025-68390, CLEANSTART-2026-JA11762, GHSA-gphj-4h6p-37xq, MINI-2c5m-993x-qm5c, MINI-5xfv-mxrp-2398, MINI-6rcv-3f27-mm2c and 15 more.