How severe is CVE-2023-39233?

CVE-2023-39233 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 high, integrity none, and availability none.

Is CVE-2023-39233 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-39233?

CVE-2023-39233 affects Apple Macos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-39233?

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

When was CVE-2023-39233 published?

CVE-2023-39233 was published on 2023-09-27 and last updated on 2026-06-17.

CVE-2023-39233

CVE-2023-39233 is a medium-severity vulnerability in Apple Macos 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

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Apple Macos
Published: 2023-09-27
Last modified: 2026-06-17

Description

The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14. Processing web content may disclose sensitive information.

Frequently asked questions

What is CVE-2023-39233?: The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14. Processing web content may disclose sensitive information.
How severe is CVE-2023-39233?: CVE-2023-39233 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 high, integrity none, and availability none.
Is CVE-2023-39233 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-39233?: CVE-2023-39233 affects Apple Macos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-39233?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-39233 published?: CVE-2023-39233 was published on 2023-09-27 and last updated on 2026-06-17.

References

Affected products (1)

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

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