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CVE-2026-28864VulnerabilityPublished Updated

CVE-2026-28864: Apple iOS and iPadOS · A local attacker may gain access to user's Keychain items

Affects Apple iOS and iPadOSSource CVE Database V5

0

Not known to be exploited · CVSS 3.3 Low : upgrade to 26.4 or 18.7.7 when convenient.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
3.3Low
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 6% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 26.4, 18.7.7, 15.7.5 +1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 25 Mar 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Upgrade iOS and iPadOS to 26.4 or 18.7.7; macOS to 26.4, 15.7.5 or 14.8.5; visionOS and watchOS to 26.4.

Affected software

ProductAffectedFixed in
AppleiOS and iPadOSAffected
  • <18.7.7
  • <26.4
Fixed in
  • 26.4
  • 18.7.7
ApplemacOSAffected
  • <14.8.5
  • <15.7.5
  • <26.4
Fixed in
  • 26.4
  • 15.7.5
  • 14.8.5
ApplevisionOSAffected
  • <26.4
Fixed in
  • 26.4
ApplewatchOSAffected
  • <26.4
Fixed in
  • 26.4

AI-suggested

1. Apply the latest security updates from Apple immediately, ensuring devices run iOS 18.7.7, iPadOS 18.7.7, iOS 26.4, iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, visionOS 26.4, or watchOS 26.4 or later. 2. Restrict physical and logical local access to Apple devices, especially in shared or public environments, to prevent unauthorized users from exploiting this vulnerability. 3. Implement strict device usage policies and enforce screen locks with strong authentication to reduce the risk of local attacker access. 4. Monitor device logs and user activity for unusual access patterns or attempts to access Keychain items. 5. Educate users about the risks of local attacks and the importance of not allowing untrusted individuals to access their devices. 6. For enterprise environments, consider deploying Mobile Device Management (MDM) solutions to enforce patch compliance and device security policies. 7. Limit the installation of untrusted or unnecessary applications that could facilitate local exploitation. 8. Regularly audit Keychain access permissions and remove unnecessary credentials or keys to minimize exposure.

Description

This issue was addressed with improved permissions checking. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, visionOS 26.4, watchOS 26.4. A local attacker may gain access to user's Keychain items.

References

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