MEDIUMCVSS v3.1 5.5Vulnerability

CVE-2026-86981

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination.

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-20T21:14:08.448323+00:00
Epss score
0.00141
Cvss severity
MEDIUM
Cvss score
5.5
Retrieved at
2026-10-21T01:24:50+00:00
Last source
FIRST EPSS
Score
5.5
Cvss version
3.1
Cve id
CVE-2026-86981
Cvss vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
First seen by Signal
2026-10-20T04:27:34+00:00
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Published at
2026-10-20T01:17:29.540
Last modified
2026-10-20T15:03:59.857
Epss percentile
0.03101

Related Entities (1)

HAS_WEAKNESS (1)

→[Weakness]Out-of-bounds Write

Explore deeper with Ninja Signal's threat intelligence graph

CVE-2026-86981 (CVSS v3.1 5.5) — Ninja Signal Threat Intelligence | Ninja Signal