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An authorization issue was addressed with improved validation.

Exploited
No known exploitation
Fix
Fixed in iOS and iPadOS 26.7.3, 27.2.1 · macOS 26.7.3, 27.2.1, 15.8.3 · visionOS 27.2.1 · watchOS 27.2.1
Who is exposed
Not reported

Do first: Upgrade to a fixed version: iOS and iPadOS 26.7.3, 27.2.1 · macOS 26.7.3, 27.2.1, 15.8.3 · visionOS 27.2.1 · watchOS 27.2.1.

Published
Last modified
0/100 · provisional
None on Exploit-DB, Metasploit or GitHub

Summary

Apple iOS, iPadOS, macOS, visionOS, and watchOS contain an authorization flaw that may let an attacker join an iMessage group chat and receive its messages. The flaw was fixed by improving validation.

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

Read the original description

An authorization issue was addressed with improved validation. This issue is fixed in iOS 26.7.3 and iPadOS 26.7.3, iOS 27.2.1 and iPadOS 27.2.1, macOS Golden Gate 27.2.1, macOS Sequoia 15.8.3, macOS Tahoe 26.7.3, visionOS 27.2.1, watchOS 27.2.1. A remote attacker may be able to join an iMessage group chat and receive its messages.

cve.now Index

0Pcve.now Index 0 of 100 · methodology v3 · provisional
  • Exploitation?/40Unknown. No CISA SSVC exploitation rating yet
  • Exposure?/25Unknown. No advisory context yet
  • Reach?/20Unknown. No tracked technology or package matched
  • Severity?/10Unknown. No CVSS score or vendor rating
  • No patch0/5No signal

What would change the score

  • Would score about 55 if added to CISA KEV
  • Would score about 50 if CISA's SSVC rates exploitation active
  • Would score about 22 if advisories confirm default setups are exposed

What to do

  • Upgrade to a fixed version: iOS and iPadOS 26.7.3, 27.2.1 · macOS 26.7.3, 27.2.1, 15.8.3 · visionOS 27.2.1 · watchOS 27.2.1.

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • Apple iOS and iPadOS

    fixed in 26.7.3; fixed in 27.2.1

  • Apple macOS

    fixed in 15.8.3; fixed in 26.7.3; fixed in 27.2.1

  • Apple visionOS

    fixed in 27.2.1

  • Apple watchOS

    fixed in 27.2.1

Evidence 7

  1. Link
  2. Link
  3. Link
  4. Link
  5. Link
Show all 7 sourcesShow fewer sources
  1. Link
  2. Link

Corrections

None so far.

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Questions about CVE-2026-113961

Is CVE-2026-113961 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data

Which versions are affected by CVE-2026-113961?

iOS and iPadOS: before 26.7.3; before 27.2.1. macOS: before 15.8.3; before 26.7.3; before 27.2.1. visionOS: before 27.2.1. watchOS: before 27.2.1.Source: cve.now feed data

How do I fix CVE-2026-113961?

Upgrade to a fixed version: iOS and iPadOS 26.7.3, 27.2.1 · macOS 26.7.3, 27.2.1, 15.8.3 · visionOS 27.2.1 · watchOS 27.2.1.Source: cve.now feed data