No exploitation reportedFix available

CVE-2025-31255

Q: Is CVE-2025-31255 actively exploited?

Active exploitation of CVE-2025-31255 has not been confirmed. Its EPSS score was 1.6% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2025-31255?

CVE-2025-31255 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2025-09-15
Fixed in15.7 · 14.8
WeaknessCWE-285

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An authorization issue was addressed with improved state management. This issue is fixed in iOS 26 and iPadOS 26, macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26, tvOS 26, watchOS 26. An app may be able to access sensitive user data.

Timeline

dates in UTC

2025-09-1523:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2025-31255?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2025-31255?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Apple macos

Branch	Affected	Fixed in	Source
15.x	≥ 15.0, < 15.7	15.7	NVD
14.x	≥ 14.0, < 14.8	14.8	NVD

Apple ipados

Branch	Affected	Fixed in	Source
26.0	< 26.0	26.0	NVD

Apple iphone os

Branch	Affected	Fixed in	Source
26.0	< 26.0	26.0	NVD

2 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Apple macos to 15.7 · 14.8

Advisories and patches

support.apple.comRelease Notes · Vendor Advisory
support.apple.comRelease Notes · Vendor Advisory
support.apple.comRelease Notes · Vendor Advisory
support.apple.comRelease Notes · Vendor Advisory
support.apple.comRelease Notes · Vendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVE recordread 2026-10-23
CISA-ADPSSVC decisionnone2025-09-16
OpenCVESSVC decisionnone—
CISA-ADPCVSS 3.19.82025-09-16
CISA-ADPweakness (CWE)CWE-2852025-09-16
FIRST EPSSEPSS score1.6 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2025-09-15
Last Modified: 2026-10-18
NVD status: Modified

Frequently asked questions

What is CVE-2025-31255?

Is CVE-2025-31255 actively exploited?

Active exploitation of CVE-2025-31255 has not been confirmed. Its EPSS score was 1.6% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-31255?

CVE-2025-31255 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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