CVE-2026-58641Patch(apple / .net)

LOWCVSS 7.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Patch apple .net systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Integer overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally.

apple CVEs Back to dashboard

1.5/ 10 priority

Sources & remediation

Vendor / third-party advisories

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58641

Weakness type (CWE)

CWE-190

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

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

.net
linux_kernel
macos
windows

Threat summary

Patch or workaround signal is available
1 mentions across 1 observed day

What's happening

Patch or workaround mentioned in 1 signal
Technical details provided in 1 signal
1 total mentions across 1 day

Affected systems

Vendors

apple linux microsoft

Products

.netlinux_kernelmacoswindows

1 version affected across 4 products

Deep dive

Activity timeline1 mentions / 1d

Signal classification1 categories

Patch

1100.0%

Referenced assets1 URL

By indicator

https://windowsforum.com/security-alerts.84/cve-2026-58641-net-elevation-of-privilege-vulnerability.443990/?utm_source=x&utm_medium=social&utm_campaign=news_node84

Full discourse1 post

Windows Forum@windowsforum46d
Patch
🚨 CVE-2026-58641 can turn a local SkiaSharp bug into SYSTEM access. The fix says “4.151.2 or later”—same version, apparently. Patch anyway; version numbers are having a Windows moment. https://windowsforum.com/security-alerts.84/cve-2026-58641-net-elevation-of-privilege-vulnerability.443990/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #MicrosoftSecurity #Msrc #Cve202658641 https://t.co/uQYWBgjkZG
Post summary
The post alerts that CVE‑2026‑58641 is a local privilege escalation flaw in SkiaSharp, recommends applying the 4.151.2 (or later) patch, and provides no evidence of PoC, active exploitation, or false‑positive claims.
0000077
1.4K followersView on X

CPE platform detail4 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

4 of 4 entries

Part	Vendor	Product	Version	Target SW	Target HW
OS	apple	macos	-	-	-
OS	linux	linux_kernel	-	-	-
App	microsoft	.net	-	-	-
OS	microsoft	windows	-	-	-

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