Lucene search
+L

CVE-2026-73552 Envoy: HTTP RBAC safe_regex can fail open on RFC-valid obs-text header values

🗓️ 21 Sep 2026 19:37:20Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

Envoy HTTP RBAC safe_regex fails open on obs-text header values via RE2 UTF-8 mismatch.

Refs

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

25 Sep 2026 08:21Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.17.5
3