CVE-2026-20658Patch(apple / macos)

LOWCVSS 7.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Patch apple macos systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

A package validation issue was addressed by blocking the vulnerable package. This issue is fixed in macOS Tahoe 26.3. An app may be able to gain root privileges.

apple CVEs Back to dashboard

0.5/ 10 priority

Sources & remediation

Vendor / third-party advisories

https://support.apple.com/en-us/126348

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

macos

Threat summary

Patch or workaround signal is available
2 mentions across 2 observed days
Momentum state: stable

What's happening

Patch or workaround mentioned in 2 signals
Technical details provided in 2 signals
Peaked 1d ago at 1 mentions (2026-02-12); latest day: 1
2 total mentions across 2 days

Affected systems

Vendors

apple

Products

macos

Deep dive

Activity timeline2 mentions / 2d

Signal classification1 categories

Patch

2100.0%

Referenced assets1 URL

By indicator

https://www.cve.org/CVERecord?id=CVE-2026-20658

Full discourse2 posts

ANONYMOUS™️ 𝕏🔪 🩸@borntoFLY11135138d
Patch
If your talking about 'CVE-2026-20658' which is an privilege escalation vulnerability on Tahoe was fixed back in 26.3. This vulnerability that ihateapple is currently talking about was fixed in 26.5 Copy fail bug on Linux varies from distribution. Red sun vulnerability on windows 11 still hasn't been patched.
Post summary
CVE-2026-20658, a privilege escalation flaw in Tahoe, has already been patched in versions 26.3 and 26.5, while additional bugs on Linux and Windows 11 remain unpatched.
00010119
320 followersView on X
CVE@CVEnew239d
Patch
CVE-2026-20658 A package validation issue was addressed by blocking the vulnerable package. This issue is fixed in macOS Tahoe 26.3. An app may be able to gain root privileges. https://www.cve.org/CVERecord?id=CVE-2026-20658
Post summary
The post highlights a package validation flaw in macOS that could enable privilege escalation, but it has already been addressed with the 26.3 update.
00000151
56.5K followersView on X

CPE platform detail1 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

1 of 1 entries

Part	Vendor	Product	Version	Target SW	Target HW
OS	apple	macos	-	-	-

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