How severe is CVE-2026-20686?

CVE-2026-20686 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-20686 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-2026-20686?

CVE-2026-20686 primarily affects Apple Ipados. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-20686?

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

Does CVE-2026-20686 have an EU (EUVD) identifier?

Yes. CVE-2026-20686 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-15057.

When was CVE-2026-20686 published?

CVE-2026-20686 was published on 2026-03-25 and last updated on 2026-06-17.

CVE-2026-20686

CVE-2026-20686 is a medium-severity vulnerability in Apple Ipados with a CVSS 3.x base score of 5.3. 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 5.3)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-15057
Weakness: CWE-20
Affected product: Apple Ipados
Published: 2026-03-25
Last modified: 2026-06-17

Description

This issue was addressed with improved input validation. This issue is fixed in iOS 26.3 and iPadOS 26.3. An app may be able to access sensitive user data.

Frequently asked questions

What is CVE-2026-20686?: This issue was addressed with improved input validation. This issue is fixed in iOS 26.3 and iPadOS 26.3. An app may be able to access sensitive user data.
How severe is CVE-2026-20686?: CVE-2026-20686 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-20686 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-2026-20686?: CVE-2026-20686 primarily affects Apple Ipados. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-20686?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-20686 have an EU (EUVD) identifier?: Yes. CVE-2026-20686 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-15057.
When was CVE-2026-20686 published?: CVE-2026-20686 was published on 2026-03-25 and last updated on 2026-06-17.

References

https://support.apple.com/en-us/126346

Affected products (2)

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

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