CVE-2026-28877

// Conceptual Proof of Concept for CVE-2026-28877 // This code demonstrates the logic flow of bypassing authorization checks // due to improper state management. #include <stdio.h> #include <stdlib.h> // Mock function to simulate accessing sensitive data int access_sensitive_data() { printf("[+] Attempting to access protected resource...\n"); // In a vulnerable version, a specific state might allow bypassing checks // Exploit logic: Trigger state change -> Access Data // Simulating the vulnerability int state = 0; // 0: Normal, 1: Vulnerable State // Hypothetical trigger to enter vulnerable state // trigger_state_management_bug(); state = 1; if (state == 1) { printf("[+] Authorization bypassed! Data leaked.\n"); return 1; // Success } else { printf("[-] Access denied by system.\n"); return 0; // Failed } } int main() { printf("[*] Starting PoC for CVE-2026-28877\n"); access_sensitive_data(); return 0; }

{"cve": {"id": "CVE-2026-28877", "sourceIdentifier": "[email protected]", "published": "2026-03-25T01:17:11.517", "lastModified": "2026-05-11T21:18:52.177", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "An authorization issue was addressed with improved state management. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, visionOS 26.4, watchOS 26.4. An app may be able to access sensitive user data."}, {"lang": "es", "value": "Un problema de autorización se abordó con una gestión de estado mejorada. Este problema está solucionado en iOS 26.4 y iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, visionOS 26.4, watchOS 26.4. Una aplicación podría acceder a datos sensibles del usuario."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.8, "impactScore": 3.6}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.8, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-200"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "versionEndExcluding": "26.4", "matchCriteriaId": "F813DB63-2B55-4E0B-9073-5465C65F69D6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "versionEndExcluding": "26.4", "matchCriteriaId": "01612D13-BE5B-43F8-B53E-5BF57F2A5B0C"}, {"vulnerable": true, "criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "versionStartIncluding": "15.0", "versionEndExcluding": "15.7.5", "matchCriteriaId": "DD21D2C9-BBEC-4E8E-B8D2-C92B7E6155E1"}, {"vulnerable": true, "criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "versionStartIncluding": "26.0", "versionEndExcluding": "26.4", "matchCriteriaId": "6CF848CD-25D4-4371-BEF3-1ACCE47AD81F"}, {"vulnerable": true, "criteria": "cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*", "versionEndExcluding": "26.4", "matchCriteriaId": "113B9705-BFF0-4357-B1AB-F57052F32361"}, {"vulnerable": true, "criteria": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*", "versionEndExcluding": "26.4", "matchCriteriaId": "F6EAF0A5-7CFF-4EF6-9BC7-DB25B213F753"}]}]}], "references": [{"url": "https://support.apple.com/en-us/126792", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://support.apple.com/en-us/126794", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://support.apple.com/en-us/126795", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://support.apple.com/en-us/126796", "source": "[email protected]"}, {"url": "https://support.apple.com/en-us/126798", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://support.apple.com/en-us/126799", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://support.apple.com/en-us/127111", "source": "[email protected]"}]}}