CVE-2026-18952EPSS p42.1%

CVE-2026-18952CVE-2026-18952

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.

Scoring

CVSS 8.1 ()
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
EPSS0.52% probability of exploitation · percentile 42.1% · 2026-10-05T12:00:23Z
Last modified2026-08-21
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.