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CVE-2025-24209VulnerabilityPublished Updated

CVE-2025-24209: Apple Safari · Processing maliciously crafted web content may lead to an unexpected process crash

Affects Apple SafariSource CVE Database V5

0

Not known to be exploited · CVSS 7.0 High · fixed in 18.4 : patch Apple Safari soon.

Data as of 26 Oct 2026, 08:30 UTC

CVSS 3.1 base score
7.0High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.9% chance of exploitation in 30 days – higher than 59% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 18.4
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 31 Mar 2025

  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

1. Apply the latest Apple security updates immediately, specifically Safari 18.4 and OS versions iOS 18.4, iPadOS 18.4 and 17.7.6, macOS Sequoia 15.4, tvOS 18.4, and watchOS 11.4, which contain the fix for this vulnerability. 2. Implement network-level protections such as web content filtering and intrusion prevention systems to detect and block maliciously crafted web content targeting Safari. 3. Monitor Safari process stability and logs for unusual or frequent crashes that may indicate exploitation attempts. 4. Educate users about the risks of visiting untrusted websites and encourage cautious browsing behavior, even though no user interaction is required for exploitation. 5. For enterprise environments, consider deploying endpoint detection and response (EDR) solutions capable of identifying anomalous process terminations and potential exploitation patterns. 6. Maintain an inventory of Apple devices and ensure consistent patch management across all affected platforms to prevent security gaps. 7. Coordinate with IT and security teams to prioritize remediation on devices used in critical roles or handling sensitive information.

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in Safari 18.4, iOS 18.4 and iPadOS 18.4, iPadOS 17.7.6, macOS Sequoia 15.4, tvOS 18.4, watchOS 11.4. Processing maliciously crafted web content may lead to an unexpected process crash.

References

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