« Back to list

CVE-2023-3731

Status: ModifiedHigh (8.8)—

Use after free in Diagnostics in Google Chrome on ChromeOS prior to 115.0.5790.131 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: High)

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)

Google — Chrome

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2023-3731",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/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": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "chrome-cve-admin@google.com",
      "affectedData": [
        {
          "vendor": "Google",
          "product": "Chrome",
          "versions": [
            {
              "status": "affected",
              "version": "115.0.5790.131",
              "lessThan": "115.0.5790.131",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2023-08-01T23:15:32.047",
  "references": [
    {
      "url": "https://chromereleases.googleblog.com/2023/07/stable-channel-update-for-chromeos.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "https://crbug.com/1441306",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Permissions Required",
        "Vendor Advisory"
      ],
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "https://chromereleases.googleblog.com/2023/07/stable-channel-update-for-chromeos.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://crbug.com/1441306",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Permissions Required",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Use after free in Diagnostics in Google Chrome on ChromeOS prior to 115.0.5790.131 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: High)"
    },
    {
      "lang": "es",
      "value": "user-after-free en Diagnósticos en Google Chrome en ChromeOS anterior a 115.0.5790.131 permitía a un atacante, que convenció a un usuario para instalar una extensión maliciosa, explotar potencialmente la corrupción del montículo a través de una extensión de Chrome manipulada. (Gravedad de seguridad de Chromium: Alta)"
    }
  ],
  "lastModified": "2026-06-17T06:14:43.680",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F8021246-AF53-4A55-9A3A-68AAF7859BBD",
              "versionEndExcluding": "115.0.5790.131"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:google:chrome_os:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "D32ACF6F-5FF7-4815-8EAD-4719F5FC9B79"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "chrome-cve-admin@google.com"
}