Improper input validation in Apple Private Cloud Compute Server Software
Priority LOW 29CWE-20Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.
Summary
An attacker in a privileged network position may be able to leak sensitive information. A path handling issue was addressed with improved validation. This issue is fixed in PCC Release 5E290.3.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00275 20th percentileScored 2026-11-07
Fix Fixed Private Cloud Compute Server Software (Apple): 5E290.3
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Private Cloud Compute Server Software (Apple) Fixed in 5E290.3
Timeline
- 2026-10-02 Threatist record created from CVE-2026-20685
- 2026-10-03 Alias added: GHSA-x835-6gm8-j3h4
References
Sources
- CVE-2026-20685 · CVE Program
- CVE-2026-20685 · NVD
- FIRST EPSS
- GHSA-x835-6gm8-j3h4 · GitHub Advisory Database · CC BY 4.0
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