Is CVE-2025-43439 in the CISA KEV catalog?

No. CVE-2025-43439 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-43439?

CVE-2025-43439 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2025-43439?

CVE-2025-43439 has an EPSS score of 0.18% (8th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-43439?

Upgrade ipados to 26.1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2025-43439

MEDIUM

5.5

CVSS v3

NVD

Description

A privacy issue was addressed by removing sensitive data. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, visionOS 26.1. An app may be able to fingerprint the user.

CWE-359

How to fix

Remediation Available

ipadosNVD

Affected:< 26.1Fixed in:26.1CVE-2025-43439derived from NVD

iphone osNVD

Affected:< 26.1Fixed in:26.1CVE-2025-43439derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

0.18%probability of exploitation in 30 days

8thpercentile

Low risk: more likely to be exploited than 8% of all known CVEs.

References

Other references3

Related Vulnerabilities

Other CWE-359 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-50719	High	7.5	84%	-	Fix
CVE-2022-0482	Critical	9.1	38%	-	Fix
CVE-2023-36052	High	8.6	22%	-	Fix
CVE-2021-22876	Medium	5.3	5.3%	-	Fix
CVE-2024-45591	Medium	5.3	3.4%	-	Fix
CVE-2022-24819	Medium	5.3	3.3%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-12-17.