opensearch-project/opensearch · Security
OpenSearch is vulnerable to DoS via complex query_string inputs
- GHSA ID
- GHSA-mw3v-mmfw-3x2g
- CVE ID
- CVE-2025-9624
- Severity
- high
- Published
- Updated
- CVSS v4
- 8.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
Description
A vulnerability in OpenSearch allows attackers to cause Denial of Service (DoS) by submitting complex query_string inputs.
This issue affects all OpenSearch versions below 2.19.4 and versions 3.0.0 through 3.2.0.
CWEs
- CWE-674 · Uncontrolled Recursion
References
- https://nvd.nist.gov/vuln/detail/CVE-2025-9624 ↗
- https://fluidattacks.com/advisories/chick ↗
- https://opensearch.org/blog/explore-opensearch-3-3 ↗
- https://github.com/opensearch-project/OpenSearch/pull/19491 ↗
- https://github.com/opensearch-project/OpenSearch/releases/tag/2.19.4 ↗
- https://github.com/opensearch-project/OpenSearch/releases/tag/3.3.0 ↗
- https://caverav.cl/posts/opensearch-dos/opensearch-dos ↗
- https://github.com/advisories/GHSA-mw3v-mmfw-3x2g ↗