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CVE-2026-42337

🗓️ 26 May 2026 20:19:40Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 60 Views🌐 WEB

MaxKB 2.8.0 and earlier have broken access control in OSS URL fetch API enabling cross-application actions.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-42337
26 May 202620:19
–attackerkb
cnnvd
CNNVD
MaxKB security vulnerability
26 May 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-42337 MaxKB: Broken Access Control in MaxKB OSS URL Fetch API
26 May 202620:19
–cvelist
euvd
EUVD
EUVD-2026-31988
26 May 202620:19
–euvd
mend
Mend
CVE-2026-42337
26 May 202620:19
–mend
nvd
NVD
CVE-2026-42337
26 May 202621:16
–nvd
osv_cve
osv_cve
CVE-2026-42337 MaxKB: Broken Access Control in MaxKB OSS URL Fetch API
26 May 202620:19
–osv_cve
ptsecurity
Positive Technologies
PT-2026-43398
26 May 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-42337: Missing Authorization
26 May 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-42337
5 Jun 202619:30
–redhatcve
Rows per page
Vulners
Node
maxkbmaxkbRange<2.8.1
[
  {
    "vendor": "1Panel-dev",
    "product": "MaxKB",
    "versions": [
      {
        "version": "< 2.8.1",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
application_idpath/chat/api/oss/get_urlBroken access control in the OSS file service URL fetch API where the application_id from the URL path is not validated against ownership.CWE-862

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23 Jul 2026 11:10Current
5.9Medium risk
Vulners AI Score5.9
CVSS 45.3
EPSS0.00207
SSVC
60