Unauthorized access to documents in data streams with specially crafted requests
Priority LOW 19CWE-200Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure, Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-200 and CWE-863.
Summary
In Search Guard FLX versions from 3.1.0 up to 4.0.0 with enterprise modules being disabled, there exists an issue which allows authenticated users to use specially crafted requests to read documents from data streams without having the respective privileges.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00214 11th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-13653
- 2026-10-03 Alias added: GHSA-348g-pv2q-pj9p
References
More floragunn vulnerabilities
- TI-2019-10092 Improper authentication in floragunn Search Guard Kibana Plugin CVSS 3.1HIGH 8.8
- TI-2026-04202 Some management operations on data streams are not properly restricted when user does not have the necessary privileges CVSS 3.1HIGH 8.1
- TI-2019-10088 Search Guard versions before 23.1 had an issue that for aggregations clear text values of anonymised fields were leaked. CVSS 3.0HIGH 7.5
- TI-2019-10087 Search Guard versions before 24.0 had an issue that values of string arrays in documents are not properly anonymized. CVSS 3.1HIGH 7.5
- TI-2019-10085 Improper authorization in floragunn Search Guard CVSS 3.1MEDIUM 6.5
- TI-2019-10084 Search Guard versions before 24.3 had an issue when Cross Cluster Search (CCS) was… CVSS 3.1MEDIUM 6.5
Sources
- CVE-2025-13653 · CVE Program
- CVE-2025-13653 · NVD
- FIRST EPSS
- GHSA-348g-pv2q-pj9p · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences