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Medium

Apple Live Captions lock screen information disclosure

IdentifiersCVE-2026-20655CWE-863

CVE-2026-20655 is an authorization issue in Apple Live Captions that was addressed through improved state management. On affected Apple devices, an attacker with physical access to a locked device may be able to view sensitive user information. Apple indicates the issue is fixed in iOS 26.3 and iPadOS 26.3, as well as iOS 18.7.5 and iPadOS 18.7.5. The available advisory text consistently associates this CVE with Live Captions and a lock-screen/locked-device information exposure scenario.

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation can disclose sensitive user information from a device that is in a locked state. The impact is limited to information exposure rather than code execution or privilege escalation, but it weakens lock-screen privacy protections and could expose private data to anyone who obtains physical possession of the device.

Mitigation

If you can’t patch tonight, do this now.

No vendor workaround is provided in the supplied content. Until patching is possible, the practical mitigation is to minimize opportunities for untrusted physical access to locked devices through strong physical security controls, user awareness, and organizational policies that prevent unattended device access.

Remediation

Patch, then assume compromise.

Apply Apple’s fixes by updating affected devices to iOS 26.3 or later and iPadOS 26.3 or later, or for legacy supported devices to iOS 18.7.5 or iPadOS 18.7.5 or later. Apple states the issue was addressed with improved state management in the affected component.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
AppleIpadosoperating_system
AppleIphone Osoperating_system

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

ACTIVITY FEED

Recent activity

6 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

6 SOURCESView more in app
What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.
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Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity3

Community discussion across Reddit, Mastodon, and other social sources.

EXTERNAL REFERENCES
MITRE CVE
cve.org · CVE-2026-20655
NVD
nvd.nist.gov/vuln/detail/CVE-2026-20655
MITRE CWE · CWE-863
cwe.mitre.org
Vendor Advisory
support.apple.com/en-us/126346
Vendor Advisory
support.apple.com/en-us/126347