CVE-2021-30870

CVE-2021-30870 is a medium-severity vulnerability in Apple Ipados 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.

Key facts

Description

A logic issue existed in the handling of document loads. This issue was addressed with improved state management. This issue is fixed in iOS 15 and iPadOS 15. Previewing an html file attached to a note may unexpectedly contact remote servers.

Frequently asked questions

What is CVE-2021-30870?
A logic issue existed in the handling of document loads. This issue was addressed with improved state management. This issue is fixed in iOS 15 and iPadOS 15. Previewing an html file attached to a note may unexpectedly contact remote servers.
How severe is CVE-2021-30870?
CVE-2021-30870 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-30870 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-30870?
CVE-2021-30870 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-2021-30870?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-30870 published?
CVE-2021-30870 was published on 2021-08-24 and last updated on 2026-06-17.

References

Affected products (2)

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