How severe is CVE-2025-43327?

CVE-2025-43327 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 no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-43327 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-43327?

CVE-2025-43327 primarily affects Apple Safari. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-43327?

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

Does CVE-2025-43327 have an EU (EUVD) identifier?

Yes. CVE-2025-43327 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29349.

When was CVE-2025-43327 published?

CVE-2025-43327 was published on 2025-09-15 and last updated on 2026-06-17.

CVE-2025-43327

CVE-2025-43327 is a medium-severity vulnerability in Apple Safari 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. The underlying weakness is classified as CWE-451.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-29349
Weakness: CWE-451
Affected product: Apple Safari
Published: 2025-09-15
Last modified: 2026-06-17

Description

The issue was addressed by adding additional logic. This issue is fixed in Safari 26, macOS Tahoe 26. Visiting a malicious website may lead to address bar spoofing.

Frequently asked questions

What is CVE-2025-43327?: The issue was addressed by adding additional logic. This issue is fixed in Safari 26, macOS Tahoe 26. Visiting a malicious website may lead to address bar spoofing.
How severe is CVE-2025-43327?: CVE-2025-43327 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 no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-43327 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-43327?: CVE-2025-43327 primarily affects Apple Safari. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-43327?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-43327 have an EU (EUVD) identifier?: Yes. CVE-2025-43327 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29349.
When was CVE-2025-43327 published?: CVE-2025-43327 was published on 2025-09-15 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

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