CVE-2025-26511HIGH 8.8EPSS p40.9%

CVE-2025-26511CVE-2025-26511

Description

Systems running the Instaclustr fork of Stratio's Cassandra-Lucene-Index plugin versions 4.0-rc1-1.0.0 through 4.0.16-1.0.0 and 4.1.2-1.0.0 through 4.1.8-1.0.0, installed into Apache Cassandra version 4.x, are susceptible to a vulnerability which when successfully exploited could allow authenticated Cassandra users to remotely bypass RBAC and escalate their privileges.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.54% probability of exploitation · percentile 40.9% · 2026-06-19T12:03:05Z
Published2025-02-13
Last modified2026-04-15

Underlying weaknesses· 1

CWE-863

References

  1. https://github.com/instaclustr/cassandra-lucene-index/security/advisories/GHSA-mrqp-q7vx-v2cx
  2. https://github.com/instaclustr/cassandra-lucene-index/commit/44ab4b639c9354a6335f40b1cf6178c745c6e101

1

TypeTargetConfidenceTier
WeaknessIncorrect Authorizationcwe-8630%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.