CVE-2025-49709

{"id": "CVE-2025-49709", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2025-06-11T12:15:26.977", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1966083", "tags": ["Permissions Required"], "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2025-47/", "tags": ["Vendor Advisory"], "source": "security@mozilla.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "Certain canvas operations could have lead to memory corruption. This vulnerability affects Firefox < 139.0.4."}, {"lang": "es", "value": "Ciertas operaciones de canvas podr\u00edan haber provocado corrupci\u00f3n de memoria. Esta vulnerabilidad afecta a Firefox anterior a la versi\u00f3n 139.0.4."}], "lastModified": "2025-06-16T16:41:05.487", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5D86253F-369A-487F-83BC-5DC1113FA59D", "versionEndExcluding": "139.0.4"}], "operator": "OR"}]}], "sourceIdentifier": "security@mozilla.org"}