Lucene search
+L

CVE-2026-45123 MyBB: IPv6 SSRF

🗓️ 18 Aug 2026 15:44:26Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

MyBB before 1.8.40 has IPv6 SSRF via fail-open verification in remote requests feature.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-45123
18 Aug 202615:44
attackerkb
cve
CVE
CVE-2026-45123
18 Aug 202615:44
cve
euvd
EUVD
EUVD-2026-61051
18 Aug 202615:44
euvd
nvd
NVD
CVE-2026-45123
18 Aug 202616:17
nvd
ptsecurity
Positive Technologies
PT-2026-77177
18 Aug 202600:00
ptsecurity
vulnrichment
Vulnrichment
CVE-2026-45123 MyBB: IPv6 SSRF
18 Aug 202615:44
vulnrichment
[
  {
    "vendor": "mybb",
    "product": "mybb",
    "versions": [
      {
        "version": "< 1.8.40",
        "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