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VulnerabilityPublished Updated

CVE-2024-27834: Apple Multiple Products · The issue was addressed with improved checks

Affects Apple Multiple ProductsSource GCVE Database

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Authoritative record:CVE-2024-27834· Medium 5.5

Exploited in the wild · KEV due 18 Nov 2026 · fixed in 17.5 : patch Apple Multiple Products now.

Data as of 5 Nov 2026, 00:01 UTC

CVSS 3.1 base score
5.5Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CISA-ADPCVSS 3.15.5
KEV deadline
 US federal agencies must patch by this date; a sensible deadline for everyone else. Other KEV due dates
EPSS
0.5% chance of exploitation in 30 days – higher than 48% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 17.5, 16.7.8, 14.5 +1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Exploitation evidence

t = 0 is the CVE’s publication on cve.org

  1. Disclosed: evidence found.

    CVE published 13 May 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: evidence found.

    Listed in CISA KEV 2.5 years after disclosure

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

    No attack traffic recorded by OffSeq Mirage sensors

Timeline

  1. CVE ID reserved

    by Apple Inc.

    , 77 days before disclosure

  2. CVE published

    on cve.org

    , t = 0

  3. , 2.5 years after disclosure

  4. KEV remediation due

    US federal deadline

    , 2.5 years after disclosure

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
AppleSafariAffected
  • <17.5
Fixed in
  • 17.5
AppleiOS and iPadOSAffected
  • <17.5
Fixed in
  • 17.5
AppleiOS and iPadOSAffected
  • <16.7.8
Fixed in
  • 16.7.8
ApplemacOSAffected
  • <14.5
Fixed in
  • 14.5
AppletvOSAffected
  • <17.5
Fixed in
  • 17.5
ApplewatchOSAffected
  • <10.5
Fixed in
  • 10.5

Description

CVE-2024-27834 is a high-severity vulnerability affecting multiple Apple operating systems and Safari. It involves a flaw that could allow an attacker with arbitrary read and write capabilities to bypass Pointer Authentication. The issue has been addressed with improved checks and fixed in iOS 17.5, iPadOS 17.5, tvOS 17.5, Safari 17.5, watchOS 10.5, and macOS Sonoma 14.5.

References

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