How severe is CVE-2026-20627?

CVE-2026-20627 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-20627 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-20627?

CVE-2026-20627 primarily affects Apple Ipados. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-20627?

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

Does CVE-2026-20627 have an EU (EUVD) identifier?

Yes. CVE-2026-20627 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6202.

When was CVE-2026-20627 published?

CVE-2026-20627 was published on 2026-02-11 and last updated on 2026-06-17.

CVE-2026-20627

CVE-2026-20627 is a medium-severity vulnerability in Apple Ipados with a CVSS 3.x base score of 5.5. 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 5.5)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-6202
Weakness: CWE-20
Affected product: Apple Ipados
Published: 2026-02-11
Last modified: 2026-06-17

Description

An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3, watchOS 26.3. An app may be able to access sensitive user data.

Frequently asked questions

What is CVE-2026-20627?: An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3, watchOS 26.3. An app may be able to access sensitive user data.
How severe is CVE-2026-20627?: CVE-2026-20627 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-20627 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-20627?: CVE-2026-20627 primarily affects Apple Ipados. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-20627?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-20627 have an EU (EUVD) identifier?: Yes. CVE-2026-20627 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6202.
When was CVE-2026-20627 published?: CVE-2026-20627 was published on 2026-02-11 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

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