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VulnerabilityPublished Updated

CVE-2024-49766: Icloudpd · Werkzeug safe_join not safe on Windows

Affects icloudpdSource GCVE Database

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Not known to be exploited · CVSS 6.3 Medium : upgrade to 1.24.0 when convenient.

Data as of 9 Nov 2026, 19:48 UTC

CVSS 4.0 base score
6.3Medium
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 1.24.0
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 13 Aug 2026

  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: 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 9 Nov 2026.

What to do

Upgrade icloudpd to 1.24.0.

Affected software

ProductAffectedFixed in
Homebrewicloudpdpkg:brew/icloudpdOther threatsAffected
  • >=1.21.0 <1.24.0
Fixed in
  • 1.24.0

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Upgrade icloudpd to version 1.24.0 or later, which contains the fix for this vulnerability. Alternatively, ensure the environment uses Python 3.11 or later on Windows to avoid the unsafe path handling. No other mitigation is indicated.

Description

CVE-2024-49766 is a vulnerability in icloudpd versions 1.21.0 through 1.23.x on Windows systems running Python versions earlier than 3.11. The issue arises because Werkzeug's safe_join() function relies on os.path.isabs() to detect absolute paths, but on these Python versions on Windows, os.path.isabs() does not correctly identify UNC paths (e.g., //server/share) as absolute. This can lead to unsafe path joins, potentially allowing unintended access to data. The vulnerability is fixed in icloudpd version 1.24.0.

References

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