Lucene search
+L

CVE-2026-46355

🗓️ 20 Aug 2026 21:34:40Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 7 Views

BigBlueButton pre-3.0.23 allows session reuse and impersonation via handleJoinExistingUser endpoint.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-46355 BigBlueButton: Unauthenticated Session Hijack via Exposed /bigbluebutton/api/handleJoinExistingUser
20 Aug 202621:34
cvelist
euvd
EUVD
EUVD-2026-63680
20 Aug 202621:34
euvd
nvd
NVD
CVE-2026-46355
20 Aug 202622:17
nvd
ptsecurity
Positive Technologies
PT-2026-79183
20 Aug 202600:00
ptsecurity
Vulners
[
  {
    "vendor": "bigbluebutton",
    "product": "bigbluebutton",
    "versions": [
      {
        "version": "< 3.0.23",
        "status": "affected"
      }
    ]
  }
]

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

20 Aug 2026 22:17Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.17.1
EPSS0.00028
7