How severe is CVE-2021-1848?

CVE-2021-1848 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-1848 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-1848?

CVE-2021-1848 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-2021-1848?

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

When was CVE-2021-1848 published?

CVE-2021-1848 was published on 2021-09-08 and last updated on 2026-06-17.

CVE-2021-1848

CVE-2021-1848 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.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Apple Ipados
Published: 2021-09-08
Last modified: 2026-06-17

Description

The issue was addressed with improved UI handling. This issue is fixed in iOS 14.5 and iPadOS 14.5. A local user may be able to view sensitive information in the app switcher.

Frequently asked questions

What is CVE-2021-1848?: The issue was addressed with improved UI handling. This issue is fixed in iOS 14.5 and iPadOS 14.5. A local user may be able to view sensitive information in the app switcher.
How severe is CVE-2021-1848?: CVE-2021-1848 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-1848 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-1848?: CVE-2021-1848 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-2021-1848?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-1848 published?: CVE-2021-1848 was published on 2021-09-08 and last updated on 2026-06-17.

References

https://support.apple.com/en-us/HT212317

Affected products (2)

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

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