Buffer overflow in Apple Ios And Ipados

CVE-2025-31257

This issue was addressed with improved memory handling. This issue is fixed in Safari 18.5, iOS 18.5 and iPadOS 18.5, macOS Sequoia 15.5, tvOS 18.5, visionOS 2.5, watchOS 11.5. Processing maliciously crafted web content may lead to an unex…

Vulnerability class: Buffer Overflow

EPSS: 0.010 (59.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-31257?
CVE-2025-31257 is a medium-severity vulnerability in Apple Ios And Ipados, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 4.7/10. Published 2025-05-12.
How severe is CVE-2025-31257?
Medium severity. CVSS v3 base score is 4.7 out of 10.
Is CVE-2025-31257 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.