How severe is CVE-2026-20632?

CVE-2026-20632 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-2026-20632 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-20632?

CVE-2026-20632 affects Apple Macos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-20632?

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

Does CVE-2026-20632 have an EU (EUVD) identifier?

Yes. CVE-2026-20632 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-15040.

When was CVE-2026-20632 published?

CVE-2026-20632 was published on 2026-03-25 and last updated on 2026-06-17.

CVE-2026-20632

CVE-2026-20632 is a medium-severity vulnerability in Apple Macos 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-284.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-15040
Weakness: CWE-284
Affected product: Apple Macos
Published: 2026-03-25
Last modified: 2026-06-17

Description

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in macOS Tahoe 26.4. An app may be able to access sensitive user data.

Frequently asked questions

What is CVE-2026-20632?: A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in macOS Tahoe 26.4. An app may be able to access sensitive user data.
How severe is CVE-2026-20632?: CVE-2026-20632 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-2026-20632 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-20632?: CVE-2026-20632 affects Apple Macos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-20632?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-20632 have an EU (EUVD) identifier?: Yes. CVE-2026-20632 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-15040.
When was CVE-2026-20632 published?: CVE-2026-20632 was published on 2026-03-25 and last updated on 2026-06-17.

References

https://support.apple.com/en-us/126794

Affected products (1)

cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

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