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CVE-2026-39539

Status: DeferredHigh (8.1)—

Unauthenticated PHP Object Injection in Alloggio - Hotel Booking <= 2.1.2 versions.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

🎯 ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

Vector AV:N (red, sin autenticación) indica explotación remota de aplicación expuesta. CWE-502 (deserialización insegura en PHP) típicamente permite ejecución de código arbitrario y manipulación de datos del servidor.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

🛡️ ATT&CK mitigations that cover these techniques

Privileged Account ManagementNetwork SegmentationVulnerability ScanningRestrict Web-Based ContentRestrict File and Directory PermissionsRemote Data Storage

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Alloggio — Alloggio Hotel BookingAI

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2026-39539",
  "cveTags": [],
  "metrics": {
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      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-39539",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-06-17T10:27:30.419596Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "audit@patchstack.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.1,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.2
      }
    ]
  },
  "affected": [
    {
      "source": "audit@patchstack.com",
      "affectedData": [
        {
          "vendor": "Edge-Themes",
          "product": "Alloggio - Hotel Booking",
          "versions": [
            {
              "status": "affected",
              "changes": [
                {
                  "at": "2.1.3",
                  "status": "unaffected"
                }
              ],
              "version": "n/a",
              "versionType": "custom",
              "lessThanOrEqual": "2.1.2"
            }
          ],
          "packageName": "alloggio",
          "collectionURL": "https://wordpress.org/themes",
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-06-17T13:20:19.353",
  "references": [
    {
      "url": "https://patchstack.com/database/wordpress/theme/alloggio/vulnerability/wordpress-alloggio-hotel-booking-theme-2-1-2-php-object-injection-vulnerability?_s_id=cve",
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      "value": "Unauthenticated PHP Object Injection in Alloggio - Hotel Booking <= 2.1.2 versions."
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  "lastModified": "2026-06-17T14:44:26.397",
  "sourceIdentifier": "audit@patchstack.com"
}