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HIGH

CVE-2025-31273

webkitgtk: Processing maliciously crafted web content may lead to memory corruption

CVSS v3

8.8

HIGH

EPSS Score

1.1 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

none

SSVC status

Description

The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may lead to memory corruption.

Technical details

Published
2025-07-30
Last Modified
2026-04-02

Frequently asked questions

What is CVE-2025-31273?

The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may lead to memory corruption.

Is CVE-2025-31273 actively exploited?

Active exploitation of CVE-2025-31273 has not been confirmed. Its EPSS score was 1.1% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-31273?

CVE-2025-31273 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2025-31273 affecting your environment?

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