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VulnerabilityPublished Updated

CVE-2024-23273: Apple Safari · Private Browsing tabs may be accessed without authentication

Affects Apple SafariSource CVE Database V5

0

Not known to be exploited · CVSS 4.3 Medium · fixed in 17.4 : update Apple Safari when convenient.

Data as of 26 Oct 2026, 09:08 UTC

CVSS 3.1 base score
4.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.7% chance of exploitation in 30 days – higher than 54% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 17.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 8 Mar 2024

  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 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Apple SafariAffected
  • =0
Fixed in–

AI-suggested

Apply the official fix by updating Safari to version 17.4 or later on macOS Monterey or Ventura. For iOS and iPadOS devices, update to version 17.4 or later. Apple has addressed this issue through improved state management. No additional mitigation steps are required beyond applying the update.

Description

CVE-2024-23273 is a vulnerability in Apple Safari affecting Private Browsing tabs on macOS Monterey and macOS Ventura. The issue allows Private Browsing tabs to be accessed without authentication due to improper state management. Apple addressed this vulnerability in Safari 17.4 released on March 7, 2024. The CVSS score is 4.3 (medium severity), indicating limited confidentiality impact without integrity or availability effects. No known exploits are reported in the wild. The vulnerability is fixed by improved state management in the specified Safari version.

References

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