FKIE_CVE-2026-0820

Vulnerability from fkie_nvd - Published: 2026-01-17 04:16 - Updated: 2026-04-15 00:35
Severity
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Summary
The RepairBuddy – Repair Shop CRM & Booking Plugin for WordPress plugin for WordPress is vulnerable to Insecure Direct Object Reference due to missing capability checks on the wc_upload_and_save_signature_handler function in all versions up to, and including, 4.1116. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload arbitrary signatures to any order in the system, potentially modifying order metadata and triggering unauthorized status changes.
References
security@wordfence.comhttps://plugins.trac.wordpress.org/browser/computer-repair-shop/tags/4.1116/lib/includes/classes/class-wcrb_signature.php#L562
security@wordfence.comhttps://plugins.trac.wordpress.org/browser/computer-repair-shop/trunk/lib/includes/classes/class-wcrb_signature.php#L562
security@wordfence.comhttps://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3436356%40computer-repair-shop&new=3436356%40computer-repair-shop&sfp_email=&sfph_mail=
security@wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/1b2ad299-03b1-4b9e-a241-d2ad2d85c3ac?source=cve
Impacted products
Vendor Product Version
To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The RepairBuddy \u2013 Repair Shop CRM \u0026 Booking Plugin for WordPress plugin for WordPress is vulnerable to Insecure Direct Object Reference due to missing capability checks on the wc_upload_and_save_signature_handler function in all versions up to, and including, 4.1116. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload arbitrary signatures to any order in the system, potentially modifying order metadata and triggering unauthorized status changes."
    },
    {
      "lang": "es",
      "value": "El plugin RepairBuddy \u2013 Repair Shop CRM \u0026amp; Booking Plugin para WordPress plugin de WordPress es vulnerable a Referencia Directa a Objeto Insegura debido a la falta de comprobaciones de capacidad en la funci\u00f3n wc_upload_and_save_signature_handler en todas las versiones hasta la 4.1116, inclusive. Esto permite a atacantes autenticados, con acceso de nivel Suscriptor y superior, cargar firmas arbitrarias a cualquier pedido en el sistema, modificando potencialmente los metadatos del pedido y desencadenando cambios de estado no autorizados."
    }
  ],
  "id": "CVE-2026-0820",
  "lastModified": "2026-04-15T00:35:42.020",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "security@wordfence.com",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-01-17T04:16:08.150",
  "references": [
    {
      "source": "security@wordfence.com",
      "url": "https://plugins.trac.wordpress.org/browser/computer-repair-shop/tags/4.1116/lib/includes/classes/class-wcrb_signature.php#L562"
    },
    {
      "source": "security@wordfence.com",
      "url": "https://plugins.trac.wordpress.org/browser/computer-repair-shop/trunk/lib/includes/classes/class-wcrb_signature.php#L562"
    },
    {
      "source": "security@wordfence.com",
      "url": "https://plugins.trac.wordpress.org/changeset?sfp_email=\u0026sfph_mail=\u0026reponame=\u0026old=3436356%40computer-repair-shop\u0026new=3436356%40computer-repair-shop\u0026sfp_email=\u0026sfph_mail="
    },
    {
      "source": "security@wordfence.com",
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/1b2ad299-03b1-4b9e-a241-d2ad2d85c3ac?source=cve"
    }
  ],
  "sourceIdentifier": "security@wordfence.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ],
      "source": "security@wordfence.com",
      "type": "Secondary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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