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CVE-2026-27760

🗓️ 28 Apr 2026 13:43:24Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 68 Views🌐 WEB

CVE-2026-27760 OpenCATS allows unauthenticated PHP code execution via installer endpoint.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-27760
28 Apr 202613:43
–attackerkb
circl
Circl
CVE-2026-27760
28 Apr 202616:34
–circl
cnnvd
CNNVD
OpenCats code injection vulnerability
28 Apr 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-27760 OpenCATS PHP Code Injection via installer AJAX endpoint
28 Apr 202613:43
–cvelist
euvd
EUVD
EUVD-2026-26052
28 Apr 202613:43
–euvd
mend
Mend
CVE-2026-27760
28 Apr 202613:43
–mend
metasploit
Metasploit
OpenCATS Installer PHP Code Injection
28 Apr 202600:00
–metasploit
nuclei
Nuclei
OpenCATS - Command Injection
24 Oct 202602:05
–nuclei
nvd
NVD
CVE-2026-27760
28 Apr 202615:16
–nvd
osv_cve
osv_cve
CVE-2026-27760 OpenCATS PHP Code Injection via installer AJAX endpoint
28 Apr 202613:43
–osv_cve
Rows per page
Vulners
CNA
Node
opencatsopencatsRange0–0.9.7.4
[
  {
    "vendor": "opencats",
    "product": "OpenCATS",
    "repo": "https://github.com/opencats/OpenCATS",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThanOrEqual": "0.9.7.4",
        "versionType": "custom"
      },
      {
        "status": "unaffected",
        "version": "3002a29f4c3cada1aa2c4f3d4ae4e189906606b6",
        "versionType": "git"
      }
    ],
    "defaultStatus": "unaffected",
    "packageURL": "pkg:github/opencats/OpenCATS"
  }
]
ParameterPositionPathDescriptionCWE
userrequest body/ajax.phpUnauthenticated PHP code injection in the OpenCATS installer AJAX endpoint via databaseConnectivity; user is interpolated into a define() in config.php, enabling code execution when the installer is incomplete.CWE-94
<random_param>request body/index.phpPayload trigger endpoint that executes the previously injected PHP code via a POST parameter containing the payload.CWE-94

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14 Jul 2026 19:16Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.18.1
CVSS 49.2
EPSS0.03433
SSVC
68