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CVE-2026-45117

🗓️ 18 Aug 2026 15:53:29Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 34 Views🌐 WEB

MyBB installer 1.8.13-1.8.39 addcslashes flaw enables RCE via DB config injection.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-45117
18 Aug 202615:53
attackerkb
circl
Circl
CVE-2026-45117
18 Aug 202618:09
circl
cvelist
Cvelist
CVE-2026-45117 MyBB: Installer database configuration RCE
18 Aug 202615:53
cvelist
euvd
EUVD
EUVD-2026-61020
18 Aug 202615:53
euvd
nvd
NVD
CVE-2026-45117
18 Aug 202616:17
nvd
ptsecurity
Positive Technologies
PT-2026-77171
18 Aug 202600:00
ptsecurity
vulnrichment
Vulnrichment
CVE-2026-45117 MyBB: Installer database configuration RCE
18 Aug 202615:53
vulnrichment
Vulners
Node
mybbmybbRange<1.8.40
[
  {
    "vendor": "mybb",
    "product": "mybb",
    "versions": [
      {
        "version": "< 1.8.40",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
db_hostrequest bodyinstall/index.phpPHP code injection via unescaped user-supplied database configuration values written to the configuration file during installation (CWE-94).CWE-94
db_userrequest bodyinstall/index.phpPHP code injection via unescaped user-supplied database configuration values written to the configuration file during installation (CWE-94).CWE-94
db_passrequest bodyinstall/index.phpPHP code injection via unescaped user-supplied database configuration values written to the configuration file during installation (CWE-94).CWE-94
db_namerequest bodyinstall/index.phpPHP code injection via unescaped user-supplied database configuration values written to the configuration file during installation (CWE-94).CWE-94
table_prefixrequest bodyinstall/index.phpPHP code injection via unescaped user-supplied database configuration values written to the configuration file during installation (CWE-94).CWE-94

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18 Aug 2026 19:16Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.19.8
EPSS0.00793
SSVC
34