How severe is CVE-2021-30925?

CVE-2021-30925 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2021-30925 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-30925?

CVE-2021-30925 primarily affects Apple Ipados. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-30925?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-30925 published?

CVE-2021-30925 was published on 2021-08-24 and last updated on 2026-06-17.

CVE-2021-30925

CVE-2021-30925 is a critical-severity vulnerability in Apple Ipados with a CVSS 3.x base score of 9.1. 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-863.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Apple Ipados
Published: 2021-08-24
Last modified: 2026-06-17

Description

The issue was addressed with improved permissions logic. This issue is fixed in watchOS 8, macOS Big Sur 11.6, iOS 15 and iPadOS 15. A malicious application may be able to bypass Privacy preferences.

Frequently asked questions

What is CVE-2021-30925?: The issue was addressed with improved permissions logic. This issue is fixed in watchOS 8, macOS Big Sur 11.6, iOS 15 and iPadOS 15. A malicious application may be able to bypass Privacy preferences.
How severe is CVE-2021-30925?: CVE-2021-30925 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2021-30925 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-30925?: CVE-2021-30925 primarily affects Apple Ipados. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-30925?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-30925 published?: CVE-2021-30925 was published on 2021-08-24 and last updated on 2026-06-17.

References

Affected products (4)

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

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Other CWE-863 (Incorrect Authorization) vulnerabilities

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CVE-2026-46595 — Critical (CVSS 10.0): Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of…
CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
CVE-2026-32213 — Critical (CVSS 10.0): Improper authorization in Azure AI Foundry allows an unauthorized attacker to elevate privileges over a network.

Browse all CWE-863 (Incorrect Authorization) vulnerabilities →