How severe is CVE-2026-20685?

CVE-2026-20685 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-20685 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-20685?

CVE-2026-20685 affects Apple Private Cloud Compute. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-20685?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-20685 have an EU (EUVD) identifier?

Yes. CVE-2026-20685 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30775.

When was CVE-2026-20685 published?

CVE-2026-20685 was published on 2026-05-18 and last updated on 2026-06-30.

CVE-2026-20685

CVE-2026-20685 is a medium-severity vulnerability in Apple Private Cloud Compute with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-30775
Weakness: CWE-20
Affected product: Apple Private Cloud Compute
Published: 2026-05-18
Last modified: 2026-06-30

Description

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.

Frequently asked questions

What is CVE-2026-20685?: 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.
How severe is CVE-2026-20685?: CVE-2026-20685 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-20685 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-20685?: CVE-2026-20685 affects Apple Private Cloud Compute. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-20685?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-20685 have an EU (EUVD) identifier?: Yes. CVE-2026-20685 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30775.
When was CVE-2026-20685 published?: CVE-2026-20685 was published on 2026-05-18 and last updated on 2026-06-30.

References

https://security.apple.com/documentation/private-cloud-compute/releasenotes#darwin-init

Affected products (1)

cpe:2.3:a:apple:private_cloud_compute:*:*:*:*:*:*:*:*

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