FKIE_CVE-2026-45545

Vulnerability from fkie_nvd - Published: 2026-06-01 19:16 - Updated: 2026-06-04 16:50
Severity
8.2 (High) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
Summary
Nextcloud is an open source content collaboration platform. From versions 0.7.0 to before 0.7.7, 0.8.0 to before 0.8.10, 0.9.0 to before 0.9.8, and 1.0.0 to before 1.0.4, an authenticated attacker with access to the Tables app may be able to execute arbitrary up to 20 bytes long SQL queries, through a stored injection. With carefully crafted input it is possible to break out of the length limitation. The attacker could use this to extract information from the database, or modify data. This issue has been patched in versions 0.7.7, 0.8.10, 0.9.8, 1.0.4, and 2.0.0.
References
security-advisories@github.comhttps://github.com/nextcloud/security-advisories/security/advisories/GHSA-x43f-gmgh-vvjjMitigation, Vendor Advisory
security-advisories@github.comhttps://github.com/nextcloud/tables/pull/2309Issue Tracking, Patch
security-advisories@github.comhttps://hackerone.com/reports/3462991Permissions Required
Impacted products
Vendor Product Version
nextcloud tables *
nextcloud tables *
nextcloud tables *
nextcloud tables *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:nextcloud:tables:*:*:*:*:*:nextcloud:*:*",
              "matchCriteriaId": "27CC977D-61ED-4C97-90DB-6CB5F4D27CA4",
              "versionEndExcluding": "0.7.7",
              "versionStartIncluding": "0.7.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:nextcloud:tables:*:*:*:*:*:nextcloud:*:*",
              "matchCriteriaId": "AEACC561-5610-4940-A246-5E2A51BD35C1",
              "versionEndExcluding": "0.8.10",
              "versionStartIncluding": "0.8.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:nextcloud:tables:*:*:*:*:*:nextcloud:*:*",
              "matchCriteriaId": "36CBF1A6-A92D-4F31-8DE3-245D5DF3B3DD",
              "versionEndExcluding": "0.9.8",
              "versionStartIncluding": "0.9.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:nextcloud:tables:*:*:*:*:*:nextcloud:*:*",
              "matchCriteriaId": "93525B1A-60DB-4A65-BC05-96E1D3A4DA65",
              "versionEndExcluding": "1.0.4",
              "versionStartIncluding": "1.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Nextcloud is an open source content collaboration platform. From versions 0.7.0 to before 0.7.7, 0.8.0 to before 0.8.10, 0.9.0 to before 0.9.8, and 1.0.0 to before 1.0.4, an authenticated attacker with access to the Tables app may be able to execute arbitrary up to 20 bytes long SQL queries, through a stored injection. With carefully crafted input it is possible to break out of the length limitation. The attacker could use this to extract information from the database, or modify data. This issue has been patched in versions 0.7.7, 0.8.10, 0.9.8, 1.0.4, and 2.0.0."
    }
  ],
  "id": "CVE-2026-45545",
  "lastModified": "2026-06-04T16:50:00.957",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 8.2,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.8,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-06-01T19:16:52.020",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-x43f-gmgh-vvjj"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Issue Tracking",
        "Patch"
      ],
      "url": "https://github.com/nextcloud/tables/pull/2309"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Permissions Required"
      ],
      "url": "https://hackerone.com/reports/3462991"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-89"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Primary"
    }
  ]
}


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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.

Sightings

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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.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.