{ "capsule": { "schema": "apk-scanner.proof/v2", "issuer": "apk-scanner.com", "issued_at": "2026-10-13T19:22:47.713Z", "app": { "app_id": "color.number.art.paint.puzzle", "title": "Easy Color: Color by Number", "version": "1.0.19" }, "analysis": { "status": "unknown" }, "provenance": {}, "apk_sha256": "8dfe69366f0eb5fca2d3efd3c7cb850413fdb7d013a7007947b52d3e4493dec7", "scan": { "scan_id": "61a69e39-3fa5-4829-8577-d0df6a060d3b", "scanned_at": "2026-09-04T02:22:26.306Z", "grade": "A", "score": 91 }, "apk_signer": { "scheme": "v3", "subject_o": "Google Inc.", "subject_cn": "Android", "sha256": "f160ee28d07fd4bf0d09abbe77ab73d853aa5eddfa157d86753fcef0bd0ea31a", "not_after": "2056-03-26T08:08:31+00:00" }, "counts": { "critical": 0, "high": 0, "medium": 1, "low": 3 }, "findings": [ { "finding_type": 20, "severity": "low", "title": "Google API key (client-shipped; restriction unverified)", "redacted_display": "AIza•••••••• (21–40 chars, redacted)", "fingerprint": "6eda911c41261b87dab376abbd56b8386480547846c33fb985c54cbe66c8c62e", "verified": false, "cwe": [ "CWE-798" ], "masvs": [ "MASVS-STORAGE-1" ], "remediation": "Restrict the API key (application + API restrictions in Google Cloud Console); a client-shipped key is public, so restriction is the control." }, { "finding_type": 35, "severity": "low", "title": "Exported content provider without permission (third-party library artifact, shared across 3 unrelated developers)", "redacted_display": "FacebookContentProvider (exported, no permission)", "fingerprint": "de3f0513bb4b9980c9277a48ac61554dc65eab801866ead10fb441b6859ee875", "verified": false, "cwe": [ "CWE-926", "CWE-284" ], "masvs": [ "MASVS-PLATFORM-1" ], "remediation": "Set android:exported=false, or require a signature-level android:permission, and scope grantUriPermissions narrowly." }, { "finding_type": 37, "severity": "low", "title": "Application data is backup-enabled", "redacted_display": "android:allowBackup=\"true\"", "fingerprint": "d3416964a26a93aeec0126ea1bb43b17c4aba66f0c76c2dc8ebd02d06ec4ef49", "verified": false, "cwe": [ "CWE-530", "CWE-312" ], "masvs": [ "MASVS-STORAGE-1", "MASVS-STORAGE-2" ], "remediation": "Backup is on by default on Android; this manifest states it explicitly. If the app stores sensitive local data, define dataExtractionRules/fullBackupContent to exclude it, or set android:allowBackup=false." }, { "finding_type": 62, "severity": "medium", "title": "com.squareup.okhttp3:okhttp 3.12.13 — CVE-2021-0341", "redacted_display": "CVE-2021-0341 (fixed in 4.9.0)", "fingerprint": "04d0e65e525ffd5a1f89ea8950a2107d9f4ff1a5cc483b38e1ba7afd21517dcf", "verified": false, "cwe": [ "CWE-937", "CWE-1104" ], "masvs": [ "MASVS-CODE-3" ], "remediation": "Confirm the bundled version, then upgrade the dependency to a patched release; track third-party components in an SBOM." } ], "live_verification": { "verified_count": 0, "items": [] }, "trackers_count": 15, "pii": { "sources": 1, "identifiers": [ "Advertising ID (AAID)", "Android ID", "Device ID / IMEI" ], "destinations": 14 }, "sbom": { "component_count": 75, "vuln_count": 1, "components": [ { "name": "androidx.activity:activity", "version": "1.7.2", "cves": [] }, { "name": "androidx.activity:activity-compose", "version": "1.7.2", "cves": [] }, { "name": "androidx.activity:activity-ktx", "version": "1.7.2", "cves": [] }, { "name": "androidx.annotation:annotation-experimental", "version": "1.4.0", "cves": [] }, { "name": "androidx.appcompat:appcompat", "version": "1.1.0", "cves": [] }, { "name": "androidx.appcompat:appcompat-resources", "version": "1.4.2", "cves": [] }, { "name": "androidx.asynclayoutinflater:asynclayoutinflater", "version": "1.0.0", "cves": [] }, { "name": "androidx.autofill:autofill", "version": "1.0.0", "cves": [] }, { "name": "androidx.browser:browser", "version": "1.8.0", "cves": [] }, { "name": "androidx.cardview:cardview", "version": "1.0.0", "cves": [] }, { "name": "androidx.compose.animation:animation", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.animation:animation-core", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.foundation:foundation", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.foundation:foundation-layout", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.material:material", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.material:material-icons-core", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.material:material-ripple", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.runtime:runtime", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.runtime:runtime-saveable", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.ui:ui", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.ui:ui-geometry", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.ui:ui-graphics", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.ui:ui-text", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.ui:ui-unit", "version": "1.2.1", "cves": [] }, { "name": "androidx.compose.ui:ui-util", "version": "1.2.1", "cves": [] }, { "name": "androidx.coordinatorlayout:coordinatorlayout", "version": "1.0.0", "cves": [] }, { "name": "androidx.core:core", "version": "1.10.1", "cves": [] }, { "name": "androidx.core:core-ktx", "version": "1.10.1", "cves": [] }, { "name": "androidx.cursoradapter:cursoradapter", "version": "1.0.0", "cves": [] }, { "name": "androidx.customview:customview", "version": "1.0.0", "cves": [] }, { "name": "androidx.customview:customview-poolingcontainer", "version": "1.0.0", "cves": [] }, { "name": "androidx.datastore:datastore", "version": "1.1.7", "cves": [] }, { "name": "androidx.datastore:datastore-core", "version": "1.1.7", "cves": [] }, { "name": "androidx.datastore:datastore-preferences", "version": "1.1.7", "cves": [] }, { "name": "androidx.datastore:datastore-preferences-core", "version": "1.1.7", "cves": [] }, { "name": "androidx.documentfile:documentfile", "version": "1.0.0", "cves": [] }, { "name": "androidx.drawerlayout:drawerlayout", "version": "1.0.0", "cves": [] }, { "name": "androidx.exifinterface:exifinterface", "version": "1.3.6", "cves": [] }, { "name": "androidx.fragment:fragment", "version": "1.3.0", "cves": [] }, { "name": "androidx.interpolator:interpolator", "version": "1.0.0", "cves": [] }, { "name": "androidx.legacy:legacy-support-core-ui", "version": "1.0.0", "cves": [] }, { "name": "androidx.legacy:legacy-support-core-utils", "version": "1.0.0", "cves": [] }, { "name": "androidx.legacy:legacy-support-v4", "version": "1.0.0", "cves": [] }, { "name": "androidx.loader:loader", "version": "1.0.0", "cves": [] }, { "name": "androidx.localbroadcastmanager:localbroadcastmanager", "version": "1.0.0", "cves": [] }, { "name": "androidx.media:media", "version": "1.6.0", "cves": [] }, { "name": "androidx.preference:preference", "version": "1.1.1", "cves": [] }, { "name": "androidx.print:print", "version": "1.0.0", "cves": [] }, { "name": "androidx.privacysandbox.ads:ads-adservices", "version": "1.1.0-beta11", "cves": [] }, { "name": "androidx.privacysandbox.ads:ads-adservices-java", "version": "1.1.0-beta11", "cves": [] }, { "name": "androidx.profileinstaller:profileinstaller", "version": "1.3.0", "cves": [] }, { "name": "androidx.recyclerview:recyclerview", "version": "1.3.0", "cves": [] }, { "name": "androidx.room:room-ktx", "version": "2.5.2", "cves": [] }, { "name": "androidx.room:room-runtime", "version": "2.5.2", "cves": [] }, { "name": "androidx.savedstate:savedstate", "version": "1.2.1", "cves": [] }, { "name": "androidx.savedstate:savedstate-ktx", "version": "1.2.1", "cves": [] }, { "name": "androidx.slidingpanelayout:slidingpanelayout", "version": "1.0.0", "cves": [] }, { "name": "androidx.sqlite:sqlite", "version": "2.3.1", "cves": [] }, { "name": "androidx.sqlite:sqlite-framework", "version": "2.3.1", "cves": [] }, { "name": "androidx.startup:startup-runtime", "version": "1.1.1", "cves": [] }, { "name": "androidx.swiperefreshlayout:swiperefreshlayout", "version": "1.0.0", "cves": [] }, { "name": "androidx.tracing:tracing", "version": "1.0.0", "cves": [] }, { "name": "androidx.vectordrawable:vectordrawable", "version": "1.1.0", "cves": [] }, { "name": "androidx.vectordrawable:vectordrawable-animated", "version": "1.1.0", "cves": [] }, { "name": "androidx.versionedparcelable:versionedparcelable", "version": "1.1.1", "cves": [] }, { "name": "androidx.viewpager:viewpager", "version": "1.0.0", "cves": [] }, { "name": "androidx.webkit:webkit", "version": "1.11.0-alpha02", "cves": [] }, { "name": "androidx.work:work-runtime", "version": "2.8.1", "cves": [] }, { "name": "androidx.work:work-runtime-ktx", "version": "2.8.1", "cves": [] }, { "name": "com.google.play.review", "version": "1.8.3#2", "cves": [] }, { "name": "com.squareup.okhttp3:okhttp", "version": "3.12.13", "cves": [ "CVE-2021-0341" ] }, { "name": "kotlinx:coroutines_android", "version": "1.10.2", "cves": [] }, { "name": "kotlinx:coroutines_core", "version": "1.10.2", "cves": [] }, { "name": "kotlinx:coroutines_play_services", "version": "1.10.2", "cves": [] }, { "name": "kotlinx:coroutines_slf4j", "version": "1.10.2", "cves": [] } ] }, "control_coverage": { "schema": "apk-scanner.coverage/v1", "framework": "OWASP MASVS v2", "disclaimer": "Static, metadata-only analysis. Each control is scored evidence-for / gap-signal / requires-manual-testing. This is evidence toward a MASVS assessment, NOT a certification — apk-scanner.com is not an authorized assessment lab. Absence of a static finding does not prove a control passes.", "rows": [ { "control": "MASVS-STORAGE-1", "category": "STORAGE", "title": "The app securely stores sensitive data.", "static": "partial", "status": "gap-detected", "count": 2, "findings": [ { "finding_type": 20, "key": "google_api_key", "title": "Google API key (client-shipped; restriction unverified)", "severity": "low", "verified": false, "relationship": "gap-signal", "cwe": [ 798 ] }, { "finding_type": 37, "key": "allow_backup", "title": "Application data is backup-enabled", "severity": "low", "verified": false, "relationship": "gap-signal", "cwe": [ 530, 312 ] } ] }, { "control": "MASVS-STORAGE-2", "category": "STORAGE", "title": "The app prevents leakage of sensitive data.", "static": "partial", "status": "gap-detected", "count": 1, "findings": [ { "finding_type": 37, "key": "allow_backup", "title": "Application data is backup-enabled", "severity": "low", "verified": false, "relationship": "gap-signal", "cwe": [ 530, 312 ] } ] }, { "control": "MASVS-CRYPTO-1", "category": "CRYPTO", "title": "The app employs current strong cryptography and uses it according to best practices.", "static": "partial", "status": "no-static-findings", "count": 0, "findings": [] }, { "control": "MASVS-CRYPTO-2", "category": "CRYPTO", "title": "The app performs key management according to best practices.", "static": "partial", "status": "no-static-findings", "count": 0, "findings": [] }, { "control": "MASVS-AUTH-1", "category": "AUTH", "title": "The app uses secure authentication and authorization protocols.", "static": "manual", "status": "requires-manual-testing", "count": 0, "findings": [] }, { "control": "MASVS-AUTH-2", "category": "AUTH", "title": "The app performs local authentication securely.", "static": "manual", "status": "requires-manual-testing", "count": 0, "findings": [] }, { "control": "MASVS-AUTH-3", "category": "AUTH", "title": "The app secures sensitive operations with additional authentication.", "static": "manual", "status": "requires-manual-testing", "count": 0, "findings": [] }, { "control": "MASVS-NETWORK-1", "category": "NETWORK", "title": "The app secures all network traffic according to current best practices.", "static": "yes", "status": "no-static-findings", "count": 0, "findings": [] }, { "control": "MASVS-NETWORK-2", "category": "NETWORK", "title": "The app verifies the identity of the remote endpoint (e.g. certificate pinning).", "static": "partial", "status": "no-static-findings", "count": 0, "findings": [] }, { "control": "MASVS-PLATFORM-1", "category": "PLATFORM", "title": "The app uses IPC mechanisms securely.", "static": "yes", "status": "gap-detected", "count": 1, "findings": [ { "finding_type": 35, "key": "exported_provider", "title": "Exported content provider without permission (third-party library artifact, shared across 3 unrelated developers)", "severity": "low", "verified": false, "relationship": "gap-confirmed", "cwe": [ 926, 284 ] } ] }, { "control": "MASVS-PLATFORM-2", "category": "PLATFORM", "title": "The app uses WebViews securely.", "static": "partial", "status": "no-static-findings", "count": 0, "findings": [] }, { "control": "MASVS-PLATFORM-3", "category": "PLATFORM", "title": "The app uses the user interface securely.", "static": "manual", "status": "requires-manual-testing", "count": 0, "findings": [] }, { "control": "MASVS-CODE-1", "category": "CODE", "title": "The app requires an up-to-date platform version.", "static": "yes", "status": "no-static-findings", "count": 0, "findings": [] }, { "control": "MASVS-CODE-2", "category": "CODE", "title": "The app has a mechanism for enforcing updates.", "static": "manual", "status": "requires-manual-testing", "count": 0, "findings": [] }, { "control": "MASVS-CODE-3", "category": "CODE", "title": "The app only uses software components without known vulnerabilities.", "static": "yes", "status": "gap-detected", "count": 1, "findings": [ { "finding_type": 62, "key": "sbom_cve", "title": "com.squareup.okhttp3:okhttp 3.12.13 — CVE-2021-0341", "severity": "medium", "verified": false, "relationship": "gap-signal", "cwe": [ 937, 1104 ] } ] }, { "control": "MASVS-CODE-4", "category": "CODE", "title": "The app validates and sanitizes all untrusted inputs and follows secure-coding practice.", "static": "partial", "status": "no-static-findings", "count": 0, "findings": [] }, { "control": "MASVS-RESILIENCE-1", "category": "RESILIENCE", "title": "The app validates the integrity of the platform.", "static": "manual", "status": "requires-manual-testing", "count": 0, "findings": [] }, { "control": "MASVS-RESILIENCE-2", "category": "RESILIENCE", "title": "The app implements anti-tampering mechanisms.", "static": "manual", "status": "requires-manual-testing", "count": 0, "findings": [] }, { "control": "MASVS-RESILIENCE-3", "category": "RESILIENCE", "title": "The app implements anti-static-analysis mechanisms.", "static": "manual", "status": "requires-manual-testing", "count": 0, "findings": [] }, { "control": "MASVS-RESILIENCE-4", "category": "RESILIENCE", "title": "The app implements anti-dynamic-analysis techniques.", "static": "manual", "status": "requires-manual-testing", "count": 0, "findings": [] }, { "control": "MASVS-PRIVACY-1", "category": "PRIVACY", "title": "The app minimizes access to sensitive data and resources.", "static": "yes", "status": "no-static-findings", "count": 0, "findings": [] }, { "control": "MASVS-PRIVACY-2", "category": "PRIVACY", "title": "The app prevents identification of the user.", "static": "yes", "status": "no-static-findings", "count": 0, "findings": [] }, { "control": "MASVS-PRIVACY-3", "category": "PRIVACY", "title": "The app is transparent about data collection and usage.", "static": "yes", "status": "no-static-findings", "count": 0, "findings": [] }, { "control": "MASVS-PRIVACY-4", "category": "PRIVACY", "title": "The app offers user control over their data.", "static": "manual", "status": "requires-manual-testing", "count": 0, "findings": [] } ], "categories": [ { "category": "STORAGE", "controls": 2, "gaps": 2, "verified": 0, "manual": 0 }, { "category": "CRYPTO", "controls": 2, "gaps": 0, "verified": 0, "manual": 0 }, { "category": "AUTH", "controls": 3, "gaps": 0, "verified": 0, "manual": 3 }, { "category": "NETWORK", "controls": 2, "gaps": 0, "verified": 0, "manual": 0 }, { "category": "PLATFORM", "controls": 3, "gaps": 1, "verified": 0, "manual": 1 }, { "category": "CODE", "controls": 4, "gaps": 1, "verified": 0, "manual": 1 }, { "category": "RESILIENCE", "controls": 4, "gaps": 0, "verified": 0, "manual": 4 }, { "category": "PRIVACY", "controls": 4, "gaps": 0, "verified": 0, "manual": 1 } ] } }, "proof": { "alg": "ed25519", "key_id": "IE6LeZNX4dAAPLGr", "digest_sha256": "ab9ea18ca45249666c3068388561a777a65fadbd2353160256163c13b18413f7", "signature": "ZNDUYKbgQ1XJHhqzpIAIEH1DglUXeJvHM2UhGQt7WfFFIr7QDDxd351uHo+ho+VpTuiv6uH4dZRgoDqAvUK2Cg==", "public_key_pem": "-----BEGIN PUBLIC KEY-----\nMCowBQYDK2VwAyEAwH2fYdYB5nD0CQslDtG3FgafcJBoOX2OGoT80Woksrk=\n-----END PUBLIC KEY-----\n", "verify_url": "https://apk-scanner.com/verify" } }