KEVWire

Security intelligence, with context.

Response snapshot Oct 29, 2026, 18:26 UTC

Back to the wire
Permalink
VulnerabilityCVE-2026-86977

An authorization issue was addressed with improved network restrictions.

An authorization issue was addressed with improved network restrictions. This issue is fixed in iOS 27 and iPadOS 27. An app may be able to initiate calls or send messages.

At a glance

Exploited
Not known
Severity
7.5 High (CVSS 3.1)
Chance of exploitation
Not estimated
Sources
1 source

What to do

Check the vendor advisory for affected versions and fixes.

Read NVD CVE-2026-86977 (opens a new tab)

Scores and how they were measured

CVSS base severity

7.5

Version 3.1As of

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

Measurement source (opens a new tab)

How bad it is if exploited. Not a prediction of exploitation or proof you are exposed.

EPSS probability

Not available

A model's estimate of exploitation in the next 30 days, not certainty or your own risk.

Sources

  1. Primary source

    NVD CVE-2026-86977 (opens a new tab)

    NVD record: description, CVSS (the CNA score is preferred), affected products, and publication date. Not evidence of exploitation.

    Published Checked

  2. Primary source

    NVD CVE API 2.0 (opens a new tab)

    The NVD API page that supplied this CVE record.

    Published Date not suppliedChecked

Cite this record

For factual claims, cite the primary sources above; cite KEVWire for its compilation, dates, and classifications.

APA

KEVWire. (2026, October 29). An authorization issue was addressed with improved network restrictions. (CVE-2026-86977). https://kevwire.com/record/CVE-2026-86977

MLA

"An authorization issue was addressed with improved network restrictions. (CVE-2026-86977)." KEVWire, 29 Oct. 2026, kevwire.com/record/CVE-2026-86977.

Chicago

KEVWire. "An authorization issue was addressed with improved network restrictions. (CVE-2026-86977)." Last modified October 29, 2026. https://kevwire.com/record/CVE-2026-86977.

Evidence summary (plain text)

An authorization issue was addressed with improved network restrictions. (Oct 20, 2026).
An authorization issue was addressed with improved network restrictions. This issue is fixed in iOS 27 and iPadOS 27. An app may be able to initiate calls or send messages.
CVSS 7.5 (version 3.1; evidence as of Oct 29, 2026; https://nvd.nist.gov/vuln/detail/CVE-2026-86977).
Sources:
NVD CVE-2026-86977: https://nvd.nist.gov/vuln/detail/CVE-2026-86977
NVD CVE API 2.0: https://services.nvd.nist.gov/rest/json/cves/2.0?lastModStartDate=2026-10-29T16:56:00.604Z&lastModEndDate=2026-10-29T18:26:09.730Z&resultsPerPage=500&startIndex=0
Record ID: CVE-2026-86977.
Record origin: Ingested record.
AI evidence: Not assessed.
Known exploitation: Not assessed.
Zero-day status: Not assessed. KEV membership alone does not establish zero-day status.
About this data

This record was ingested from a data source. Retrieved: Oct 29, 2026, 18:26 UTC. Ingestion is not an independent editorial investigation.

NVD status: Undergoing Analysis. Publication in the NVD is not evidence of exploitation.

A CISA KEV listing documents known exploitation, not necessarily a zero-day; absence from the catalog does not prove a vulnerability has never been exploited.

Technology tags indicate possible relevance, not verified exposure. Confirm the affected product, version, and configuration against your own inventory; KEVWire does not scan your systems.

A personal reading checklist on this device, not verified remediation.

Record JSON

Your account

Email alerts

Email alerts are coming as part of KEVWire Premium: join the waitlist. To follow your stack today, use its RSS feed, which honors your filters, or connect an AI agent through the API.

Suggest an improvement

Ideas, missing sources, corrections, and bugs are all welcome. No account needed. Suggestions are reviewed by a person before anything changes.

Record details

Record detail