ChackTok -Photobooth Event App
360 photo booth · Build 1.9.5
Static checks identify review items, not a guarantee of safety.
Overview
3 finding categories to review
ChackTok -Photobooth Event App (com.youfan.chacktok) scored grade A, 92 out of 100, in a static scan of version 1.9.5 on 2026-10-13. It has no high or critical findings, and 3 lower-severity finding categories across 3 occurrences. 5 tracking SDKs are present in the package, which describes what ships, not what runs or what it sends. This is static analysis of a single build: it does not observe the app running and does not establish that any data is exposed.
Start with these findings
mediumcom.squareup.okhttp3:okhttp 3.14.9 — CVE-2021-03411 occurrence
Interpretation & review guidance
The app bundles a third-party library whose declared version matches a public security advisory (CVE). This is flagged from the version the library itself ships and a curated advisory list — confirm exploitability in your context and update the dependency to the fixed version. It is not a proof of live exploitation.
- Evidence
- 1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
- Verification
- Static detection; current reachability is not established.
lowFirebase Storage bucket reference1 occurrence
Interpretation & review guidance
A Firebase Cloud Storage bucket reference (the default <project>.appspot.com). Storing user files here is normal — it's only an exposure if the Storage security rules allow public read/list, which live verification tests.
- Evidence
- 1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
- Verification
- Static detection; current reachability is not established.
lowGoogle API key (client-shipped; restriction unverified)1 occurrence
Interpretation & review guidance
Android apps are designed to ship Google API keys in the client; Google restricts them by app signing certificate + enabled API. This is only a problem if the key is left unrestricted — presence alone is expected, not an exposure.
- Evidence
- 1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
- Verification
- Static detection; current reachability is not established.
Build & components
64 components recorded. Certificate parsing does not validate APK signature integrity.
Inspect build evidence →Findings
3 categories · 3 occurrences. Severity totals describe categories. Expand a finding for interpretation and review guidance.
mediumcom.squareup.okhttp3:okhttp 3.14.9 — CVE-2021-03411 occurrence
Interpretation & review guidance
The app bundles a third-party library whose declared version matches a public security advisory (CVE). This is flagged from the version the library itself ships and a curated advisory list — confirm exploitability in your context and update the dependency to the fixed version. It is not a proof of live exploitation.
- Evidence
- 1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
- Verification
- Static detection; current reachability is not established.
Evidence preview
- Evidence type
- Component advisory match
- Representative location
sbom:com.squareup.okhttp3:okhttp:CVE-2021-0341- Recorded match
CVE-2021-0341 (fixed in 4.9.2)- Detector rule
sbom- Recorded file locations
sbom:com.squareup.okhttp3:okhttp:CVE-2021-0341
1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.
Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.
Preview evidence and Pro toolsSearch recorded evidence and save private review notes with Pro. $99/month plus applicable tax.
lowFirebase Storage bucket reference1 occurrence
Interpretation & review guidance
A Firebase Cloud Storage bucket reference (the default <project>.appspot.com). Storing user files here is normal — it's only an exposure if the Storage security rules allow public read/list, which live verification tests.
- Evidence
- 1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
- Verification
- Static detection; current reachability is not established.
Evidence preview
- Evidence type
- Static string match
- Representative location
resources.arsc- Recorded match
Pattern recorded; identifying value redacted.- Detector rule
firebase_storage_bucket- Recorded file locations
resources.arsc
1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.
Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.
Preview evidence and Pro toolsSearch recorded evidence and save private review notes with Pro. $99/month plus applicable tax.
lowGoogle API key (client-shipped; restriction unverified)1 occurrence
Interpretation & review guidance
Android apps are designed to ship Google API keys in the client; Google restricts them by app signing certificate + enabled API. This is only a problem if the key is left unrestricted — presence alone is expected, not an exposure.
- Evidence
- 1 recorded occurrence in the analyzed APK. These are distinct stored findings, not a count of every source match.
- Verification
- Static detection; current reachability is not established.
Evidence preview
- Evidence type
- Static string match
- Representative location
resources.arsc- Recorded match
AIza•••••••• (21–40 chars, redacted)- Detector rule
google_api_key- Recorded file locations
resources.arsc
1 recorded findings have inspectable metadata. Duplicate matches may share a representative location.
Review whether this belongs to intended app functionality or a bundled library. A static match does not establish runtime impact.
Preview evidence and Pro toolsSearch recorded evidence and save private review notes with Pro. $99/month plus applicable tax.
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Privacy signals
Capabilities and bundled software do not prove that data was collected or transmitted.
Precise location Approx. location Camera Microphone Phone state
Requested permission inventory (33)
Data collection & flow (privacy signal, not part of the grade)
- Precise location, Approximate location requested while 1 ad/attribution SDK(s) are present (Google AdMob) — location commonly feeds ad targeting.
- Persistent-identifier APIs referenced in code (Advertising ID (AAID), Android ID, Device ID / IMEI +2 more) with 5 analytics/ad SDK(s) present — the mechanism used for cross-app profiling.
- Camera, Microphone, Phone, Photos & files data requested with third-party analytics/ad SDKs present.
This maps what the app can access (permissions it requests, identifier APIs its code references) to the third parties bundled in it. It reflects capability and SDK presence — not proof that a specific value was transmitted.
Data Safety comparison not recorded.
Trackers & SDKs (5 detected · privacy signal, not part of the grade)
Build & components
Scanned build 1.9.5. Store metadata may describe a newer release.
43ac5f2e0d13940355d1a29d536fdcac5c223174f40b6028cf8f8657860b86caSigning certificate (who signed this build — factual, not part of the grade)
f3:cc:a0:6b:36:e0:11:11:61:4d:5c:83:76:0f:5e:65:ef:88:78:9c:96:25:10:82:c5:15:2f:05:c9:ae:22:e9The certificate fingerprint identifies the parsed signing certificate. Knowing this public fingerprint does not establish ownership or validate the APK signature.
Component inventory
64 components. Advisory matching covers a curated set; no match is not proof that a component is vulnerability-free.
| Component | Version | Advisory matches |
|---|---|---|
androidx.activity:activity | 1.10.1 | None recorded |
androidx.activity:activity-ktx | 1.10.1 | None recorded |
androidx.annotation:annotation-experimental | 1.4.1 | None recorded |
androidx.appcompat:appcompat | 1.6.1 | None recorded |
androidx.appcompat:appcompat-resources | 1.6.1 | None recorded |
androidx.asynclayoutinflater:asynclayoutinflater | 1.0.0 | None recorded |
androidx.browser:browser | 1.0.0 | None recorded |
androidx.cardview:cardview | 1.0.0 | None recorded |
androidx.coordinatorlayout:coordinatorlayout | 1.1.0 | None recorded |
androidx.core:core | 1.15.0 | None recorded |
androidx.core:core-ktx | 1.15.0 | None recorded |
androidx.core:core-viewtree | 1.0.0 | None recorded |
androidx.cursoradapter:cursoradapter | 1.0.0 | None recorded |
androidx.customview:customview | 1.1.0 | None recorded |
androidx.databinding:viewbinding | 8.7.3 | None recorded |
androidx.datastore:datastore | 1.1.4 | None recorded |
androidx.datastore:datastore-core | 1.1.4 | None recorded |
androidx.datastore:datastore-preferences | 1.1.4 | None recorded |
androidx.documentfile:documentfile | 1.0.0 | None recorded |
androidx.drawerlayout:drawerlayout | 1.1.1 | None recorded |
androidx.dynamicanimation:dynamicanimation | 1.0.0 | None recorded |
androidx.emoji2:emoji2 | 1.2.0 | None recorded |
androidx.emoji2:emoji2-views-helper | 1.2.0 | None recorded |
androidx.exifinterface:exifinterface | 1.3.3 | None recorded |
androidx.fragment:fragment | 1.5.7 | None recorded |
androidx.fragment:fragment-ktx | 1.5.7 | None recorded |
androidx.interpolator:interpolator | 1.0.0 | None recorded |
androidx.legacy:legacy-support-core-ui | 1.0.0 | None recorded |
androidx.legacy:legacy-support-core-utils | 1.0.0 | None recorded |
androidx.legacy:legacy-support-v4 | 1.0.0 | None recorded |
androidx.loader:loader | 1.0.0 | None recorded |
androidx.localbroadcastmanager:localbroadcastmanager | 1.0.0 | None recorded |
androidx.media:media | 1.6.0 | None recorded |
androidx.print:print | 1.0.0 | None recorded |
androidx.privacysandbox.ads:ads-adservices | 1.0.0-beta05 | None recorded |
androidx.privacysandbox.ads:ads-adservices-java | 1.0.0-beta05 | None recorded |
androidx.profileinstaller:profileinstaller | 1.4.0 | None recorded |
androidx.recyclerview:recyclerview | 1.2.1 | None recorded |
androidx.room:room-ktx | 2.4.3 | None recorded |
androidx.room:room-runtime | 2.4.3 | None recorded |
androidx.room:room-rxjava2 | 2.4.3 | None recorded |
androidx.savedstate:savedstate | 1.2.1 | None recorded |
androidx.savedstate:savedstate-ktx | 1.2.1 | None recorded |
androidx.slidingpanelayout:slidingpanelayout | 1.0.0 | None recorded |
androidx.sqlite:sqlite | 2.2.0 | None recorded |
androidx.sqlite:sqlite-framework | 2.2.0 | None recorded |
androidx.startup:startup-runtime | 1.1.1 | None recorded |
androidx.swiperefreshlayout:swiperefreshlayout | 1.0.0 | None recorded |
androidx.tracing:tracing | 1.2.0 | None recorded |
androidx.transition:transition | 1.2.0 | None recorded |
androidx.vectordrawable:vectordrawable | 1.1.0 | None recorded |
androidx.vectordrawable:vectordrawable-animated | 1.1.0 | None recorded |
androidx.versionedparcelable:versionedparcelable | 1.1.1 | None recorded |
androidx.viewpager2:viewpager2 | 1.0.0 | None recorded |
androidx.viewpager:viewpager | 1.0.0 | None recorded |
com.google.android.material:material | 1.10.0 | None recorded |
com.google.dagger:dagger | 2.54 | None recorded |
com.google.dagger:dagger-lint-aar | 2.54 | None recorded |
com.google.dagger:hilt-android | 2.54 | None recorded |
com.google.dagger:hilt-core | 2.54 | None recorded |
com.squareup.okhttp3:okhttp | 3.14.9 | 1 matchCVE-2021-0341 · medium |
kotlinx:coroutines_android | 1.7.3 | None recorded |
kotlinx:coroutines_core | 1.7.3 | None recorded |
kotlinx:coroutines_play_services | 1.7.3 | None recorded |
About this app · store information
About this app
All-in-one app for 360 & iPad photo booth—templates, event, and instant sharing
Screenshots
Scan history
Each row is an observed scan. Gaps between scans do not establish how long a finding existed.
| Scanned (UTC) | Build | Score | Grade |
|---|---|---|---|
| 2026-10-13 13:00 UTC | 1.9.5 | 92 | A |
| 2026-10-06 12:04 UTC | 1.9.5 | 92 | A |
| 2026-09-02 10:55 UTC | 1.9.5 | 92 | A |
| 2026-09-01 06:53 UTC | 1.9.5 | 98 | A |
Export & share
Exports describe the recorded assessment. Signed evidence proves origin and integrity, not completeness or safety.
Coverage & gap matrix · Verify signed evidence
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