Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
Elasticsearch (Maven package org.elasticsearch:elasticsearch) versions before 7.17.25 and from 8.0.0-alpha1 before 8.16.0 are affected. An attacker who can submit specially crafted search templates that use Mustache functions can exhaust resources and crash the Elasticsearch node, causing a denial of service. Upgrade to version 7.17.25 or 8.16.0.
Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 6.5 | Medium | 3.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | CNA (elastic) |
- CISA KEV Not listed.
- EPSS 0.0066, the 52nd percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 15:10 UTC First seen by agentprime
- 31 Oct 2026, 15:10 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-mm3m-5497-xggg
- OSV: GHSA-mm3m-5497-xggg
- nvd.nist.gov/vuln/detail/CVE-2024-52979
- github.com/elastic/elasticsearch/pull/114002
- github.com/elastic/elasticsearch/commit/cbde7f456d7ccd98556302fccf3238bb4557fc91
- github.com/elastic/elasticsearch/commit/f9b6b57d1d0f76e2d14291c04fb50abeb642cfbf
- discuss.elastic.co/t/elasticsearch-7-17-25-and-8-16-0-security-update-esa-2024-40/377709
- github.com/elastic/elasticsearch