Wolt DeliveryApplication · Wolt

CVE-2023-22429

HIGH · 7.8 CVSS v3.1 Published 2023-04-11
Fix available
A fix is available. Upgrade to 4.28.0 or later.
See remediation →
80/100
Remediation priority · High
Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Android App 'Wolt Delivery: Food and more' version 4.27.2 and earlier uses hard-coded credentials (API key for an external service), which may allow a local attacker to obtain the hard-coded API key via reverse-engineering the application binary.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

The Wolt Delivery Android app versions 4.27.2 and earlier contains a hard-coded API key embedded in the application binary. A local attacker can extract this API key through reverse-engineering of the APK, potentially gaining unauthorized access to the external service.

MitigationRemove the hardcoded API key from the application code and implement proper credential management, such as storing secrets on a secure backend server and using authenticated API calls, or implementing OAuth/token-based authentication. The compromised API key should be rotated immediately.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Wolt DeliveryApplication
Affected:< 4.28.0

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify if Wolt Delivery app is installed
    On the Android device, go to Settings > Apps > Wolt Delivery, or use the command 'adb shell pm list packages | grep wolt' to list installed packages
    Affected if The Wolt Delivery app package is present on the device
  2. Determine the installed app version
    On the device, go to Settings > Apps > Wolt Delivery > App info to view the version number, or use 'adb shell dumpsys package com.wolt.delivery | grep versionName'
    Affected if The version displayed is 4.27.2 or earlier, or any version below 4.28.0
  3. Extract and inspect the APK for embedded secrets
    Pull the APK from the device using 'adb shell pm path com.wolt.delivery' then 'adb pull <path>', then use a reverse engineering tool such as apktool, jadx, or strings command to decompile and search the binary for API keys, authentication tokens, or hardcoded credential strings
    Affected if The APK binary contains hardcoded API keys, authentication tokens, or other secrets embedded in the code or resources

If the Wolt Delivery app version is below 4.28.0 and contains a hardcoded API key in the APK binary, the environment is affected by this vulnerability.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 4.28.0 or later
Fixed in 4.28.0
Interim mitigation

Remove the hardcoded API key from the application code and implement proper credential management, such as storing secrets on a secure backend server and using authenticated API calls, or implementing OAuth/token-based authentication. The compromised API key should be rotated immediately.

Recommended fix High confidence

4.28.0 or later

  1. 1. Open the Google Play Store app on the Android device
  2. 2. Search for 'Wolt Delivery: Food and more'
  3. 3. Tap 'Update' to install version 4.28.0 or later
  4. 4. Alternatively, enable automatic app updates in Play Store settings to ensure future security updates are applied automatically

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Wolt Delivery Scoped from the published advisory
  • Consultation4.0 h
  • Implementation12.0 h
  • Testing6.0 h
  • Review / QA3.0 h
25.0 hours of engineering $4,400
Get the upgrade done

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $7,040.

Scan for this in your stack

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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2023-22429 in production — separate from our analysis above.

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data