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CVE-2025-9624
OpenSearch 3.2.0 - Nested Boolean/Disjunction asymmetric DoS
High8.3EPSS 0.73%
- Published
- Updated
- Reserved
- Assigned by
- Fluid Attacks
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 between 3.0.0 and < 3.3.0 and OpenSearch < 2.19.4.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| Fluid AttacksCNA (assigner) | 4.0 | High8.3 | 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 |
| NVDNVD · Modified | 4.0 | High8.3 | 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.73% · top 46% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.3.
Weakness
Affected products
- affected 3.0.0 – < 3.3.0
- affected 1.0.0 – < 2.19.4
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Mavenorg.opensearch:opensearch-commonGHSA-mw3v-mmfw-3x2g (opens in a new tab)
References (3)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-mw3v-mmfw-3x2g (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-9624)Record last updated .