Lucene search
+L

CVE-2026-77762 Apache Tomcat: Stale HPACK emitter injects trailers into recycled pooled Request

🗓️ 23 Sep 2026 11:19:28Reported by apacheType 
cvelist
 cvelist
🔗 www.cve.org👁 55 Views

Race condition in Apache Tomcat allows trailer injection in recycled HTTP/2 requests.

Related
Affected
Refs
[
  {
    "vendor": "Apache Software Foundation",
    "product": "Apache Tomcat",
    "versions": [
      {
        "status": "affected",
        "version": "11.0.0-M1",
        "lessThanOrEqual": "11.0.25",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "10.1.0-M1",
        "lessThanOrEqual": "10.1.59",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "9.0.39",
        "lessThanOrEqual": "9.0.121",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "8.5.59",
        "lessThanOrEqual": "8.5.100",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThanOrEqual": "7.0.109",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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

30 Sep 2026 14:50Current
CVSS 3.18.1
EPSS0.00361
SSVC
55