CVE-2025-24091
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 · uneditedAn app could impersonate system notifications. Sensitive notifications now require restricted entitlements. This issue is fixed in iOS 18.3 and iPadOS 18.3, iPadOS 17.7.3. An app may be able to cause a denial-of-service.
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 confidenceThis iOS vulnerability allowed malicious apps to impersonate system notifications, potentially tricking users into trusting fake alerts. The fix implements restricted entitlements for sensitive notifications, requiring apps to obtain special Apple approval to send system-level notifications. The CVSS notes an additional denial-of-service possibility.
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< 17.7.3>= 18.0, < 18.3<= 18.3CVSS 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
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/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 checksWork through these to decide whether this CVE applies to you.
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Check iOS version on iPhoneOn the iPhone, go to Settings > General > About to view the iOS version numberAffected if The version shown is less than 17.7.3, or is 18.0, 18.1, 18.2, or 18.2.x (versions below 18.3)
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Check iPadOS version on iPadOn the iPad, go to Settings > General > About to view the iPadOS version numberAffected if The version shown is less than 17.7.3, or is 18.0, 18.1, 18.2, or 18.2.x (versions below 18.3)
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Query MDM device inventoryUse your Mobile Device Management console to export a list of enrolled iOS/iPadOS devices with their OS versionsAffected if Any managed device shows an iOS or iPadOS version that is less than 17.7.3, or falls between 18.0 and 18.3 exclusive (such as 18.0, 18.1, 18.2, or 18.2.x)
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Check for pending OS updatesOn each iOS/iPadOS device, go to Settings > General > Software Update to see if an update is availableAffected if A software update to iOS 18.3 or iPadOS 18.3/17.7.3 is available, indicating the current version is vulnerable
A device is affected if it runs any iOS version before 17.7.3, or any iOS/iPadOS version between 18.0 and 18.3 (excluding 18.3 itself).
Generated from the published advisory. Verify against your own configuration.
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 · scoped17.7.318.3
Update affected iOS devices to iOS 18.3/iPadOS 18.3 or iPadOS 17.7.3. Organizations should deploy OS updates via MDM and verify notification functionality post-update.
iOS 18.3 (or iPadOS 18.3 for iPad) / iPadOS 17.7.3 for older iPad devices
- Open Settings app on your iPhone or iPad
- Tap General
- Tap Software Update
- Ensure your device is connected to Wi-Fi and connected to power
- Tap Download and Install if an update is available
- If prompted, enter your passcode
- Tap Install Now or tap Later and choose Install Tonight to update automatically while charging
- Wait for the update to download and install completely
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation2.0 h
- Implementation4.0 h
- Testing2.0 h
- Review / QA1.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-24091 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2025-24091 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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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.
- 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