CVEvulnerability

CVE-2026-18952

8.6 HIGH Published 2026-08-12 Modified 2026-08-21 Official page ↗

Status: Awaiting Analysis
Published: 2026-08-12
Last modified: 2026-08-21
Assigner: ff89ba41-3aa1-4d27-914a-91399e9639e5
CVSS 4.0 (ff89ba41-3aa1-4d27-914a-91399e9639e5): 8.6 HIGH — CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/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
CVSS 3.1 (ff89ba41-3aa1-4d27-914a-91399e9639e5): 8.1 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Weaknesses: CWE-918

Description

Missing input validation in the threat intelligence feed parser in the OpenSearch Security Analytics plugin might allow an authenticated remote user to perform server-side request forgery and read local files via a crafted URL parameter to the threat intel source configuration endpoint.

Weakness · CWE (1)

CWE-918 Server-Side Request Forgery weakness

References

https://aws.amazon.com/security/security-bulletins/2026-079-aws/ aws.amazon.com
https://docs.aws.amazon.com/opensearch-service/latest/developerguide/service-software.html docs.aws.amazon.com
https://github.com/opensearch-project/security-analytics/security/advisories/GHSA-w946-8jxc-6v3m github.com

CVE-2026-18952

Description

Related

Weakness · CWE (1)

References