CVSS 9.83 sources verified·1 min read
By Lyrie Threat Intelligence·7/8/2026
CRITICAL: CVE-2026-47898 (CVSS 9.8) — apache lucene.net
CVE: CVE-2026-47898
CVSS: 9.8 (3.1) — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL
Status: Critical advisory
Affected
- apache lucene.net
Summary
Improper Restriction of XML External Entity Reference vulnerability in Apache Lucene.Net (Lucene.Net.Analysis.Common library).
This issue affects Apache Lucene.Net.Analysis.Common: from 4.8.0-beta00005 before 4.8.0-beta00018.
Users are recommended to upgrade to version 4.8.0-beta00018, which fixes the issue.
Verified Sources
References
- https://lists.apache.org/thread/7yn9k6sbbsk18yco5y2hszpcf8dst489
- http://www.openwall.com/lists/oss-security/2026/07/03/3
_Validated by the Lyrie Threat Intelligence Pipeline — 3 independent sources confirmed before publication. No speculation._
Lyrie Verdict
A vulnerability of this severity is exactly what Lyrie's anti-rogue-AI defense is built for: continuous, autonomous monitoring that doesn't wait for human reaction time.
Validated sources
- [1]NVD
- [2]GitHub Advisory
- [3]MITRE