CVE-2026-28871 — Vulnetix

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CVE-2026-28871 PUBLISHED CVSS 4.300000190734863 MEDIUM

A logic issue was addressed with improved checks. This issue is fixed in Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4. Visiting a maliciously crafted website may lead to a cross-site scripting attack.

EPSS 0.02% · 4.3th percentile

Risk Scores

CVSS v3.1

4.300000190734863

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

EPSS Score

0.02%

4.3th percentile

Affected Products

Vendor	Product	Versions
Apple	macOS	0
Apple	Safari	0
Apple	iOS and iPadOS	0, 0

Timeline

Mar 25, 2026 CVE Published
Mar 25, 2026 EPSS Score
Mar 25, 2026 Coalition ESS Score
Mar 29, 2026 Security Advisory
Apr 22, 2026 Distribution Patch
Apr 22, 2026 Security Advisory
Apr 24, 2026 Distribution Patch
Apr 27, 2026 Distribution Patch
Apr 27, 2026 Security Advisory
Apr 28, 2026 Distribution Patch
Apr 29, 2026 Distribution Patch
Apr 29, 2026 Security Advisory

References

https://support.apple.com/en-us/126793 advisory
https://support.apple.com/en-us/126794 advisory
https://support.apple.com/en-us/126798 advisory
https://support.apple.com/en-us/126800 advisory
https://support.apple.com/en-us/126796 advisory
https://support.apple.com/en-us/126792 advisory
https://support.apple.com/en-us/126795 advisory
https://support.apple.com/en-us/126799 advisory
https://support.apple.com/en-us/126797 advisory
https://support.apple.com/en-us/126801 advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-28871 advisory

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