« Back to list

CVE-2021-26826

Status: ModifiedHigh (7.8)—

A stack overflow issue exists in Godot Engine up to v3.2 and is caused by improper boundary checks when loading .TGA image files. Depending on the context of the application, attack vector can be local or remote, and can lead to code execution and/or system crash.

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).

Affected technologies (1)

Godotengine — Godot Engine

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2021-26826",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-02-08T15:15:12.397",
  "references": [
    {
      "url": "https://github.com/godotengine/godot/pull/45701",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/godotengine/godot/pull/45701/commits/403e4fd08b0b212e96f53d926e6273e0745eaa5a",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/godotengine/godot/pull/45701",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/godotengine/godot/pull/45701/commits/403e4fd08b0b212e96f53d926e6273e0745eaa5a",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A stack overflow issue exists in Godot Engine up to v3.2 and is caused by improper boundary checks when loading .TGA image files. Depending on the context of the application, attack vector can be local or remote, and can lead to code execution and/or system crash."
    },
    {
      "lang": "es",
      "value": "Se presenta un problema de desbordamiento de la pila en Godot Engine versiones hasta v3.2 y es causado por unas comprobaciones de límites inapropiadas cuando se cargan archivos de imagen .TGA. Dependiendo del contexto de la aplicación, el vector de ataque puede ser local o remoto y puede conllevar a una ejecución del código y/o al bloqueo del sistema"
    }
  ],
  "lastModified": "2026-06-17T03:43:49.633",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:godotengine:godot_engine:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "056206AF-90B9-41B1-8AF7-41C28D4AF794",
              "versionEndIncluding": "3.2"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}