{"uuid": "9dbdbdda-2ddd-4765-9668-5939533e3bd8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2025-26511", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/4386", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-26511\n\ud83d\udd25 CVSS Score: 8.7 (CVSS_V3)\n\ud83d\udd39 Description: **Summary / Details**\nSystems 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 4.1.0-1.0.0 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 to access data and and escalate their privileges. \n\n**Affected Versions**\n- Cassandra-Lucene-Index plugin versions 4.0-rc1-1.0.0 through 4.0.16-1.0.0 \n- versions 4.1.0-1.0.0 through 4.1.8-1.0.0\nwhen installed into Apache Cassandra version 4.x.\n\n**Required Configuration for Exploit**\nThese are the conditions required to enable exploit:\n1. Cassandra 4.x\n2. Vulnerable version of the Cassandra-Lucene-Index plugin configured for use\n3. Data added to tables\n4. Lucene index created\n5. Cassandra flush has run\n\n**Mitigation/Prevention**\nMitigation requires dropping all Lucene indexes and stopping use of the plugin. Exploit will be possible any time the required conditions are met.\n\n**Solution**\nUpgrade to a fixed version of the Cassandra-Lucene-Index plugin.  \nReview users in Cassandra to validate all superuser privileges.\n\ud83d\udccf Published: 2025-02-13T17:16:27Z\n\ud83d\udccf Modified: 2025-02-14T00:32:57Z\n\ud83d\udd17 References:\n1. https://github.com/instaclustr/cassandra-lucene-index/security/advisories/GHSA-mrqp-q7vx-v2cx\n2. https://nvd.nist.gov/vuln/detail/CVE-2025-26511\n3. https://github.com/instaclustr/cassandra-lucene-index/commit/94380b165bd3e597d3e22e47f8cc674ec7c7bf7f\n4. https://github.com/instaclustr/cassandra-lucene-index", "creation_timestamp": "2025-02-14T01:13:03.000000Z"}