HIGHCVSS 7.8Actively exploited · CISA KEV since 2026-03-20Vulnerability

CVE-2025-43510

Apple watchOS, iOS, iPadOS, macOS, visionOS, and tvOS contain an improper locking vulnerability that could allow a malicious application to cause unexpected changes in memory shared between processes.

Properties

Euvd product
iOS and iPadOS, tvOS, macOS, visionOS, watchOS
Vulnerability name
Apple Multiple Products Improper Locking Vulnerability
First seen
2026-04-02T18:16:23+00:00
Cvss score
7.8
Epss score
0.00355
Last seen
2026-10-19T12:00:27+00:00
Due date
2026-04-03
Euvd assigner
apple
Retrieved at
2026-10-21T01:24:47+00:00
Exploited euvd since
2026-03-20T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2026-03-20
Score
7.8
Euvd base score version
3.1
Fetched at
2026-10-20T10:36:20+00:00
Euvd vendor
Apple
Cvss vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
In Signal since
initial import (Sep 2026)
Euvd base score
7.8

Related Entities (14)

AFFECTS_PRODUCT (9)

→[Product]cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:ipados:26.0:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:iphone_os:26.0:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:macos:26.0:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

MENTIONED_IN (2)

→[Campaign]Unnamed campaign (ID 69ba…)
→[Campaign]The Proliferation of DarkSword: iOS Exploit Chain Adopted by Multiple Threat Actors

DESCRIBES (1)

←[KEVEntry]Apple Multiple Products Improper Locking Vulnerability

HAS_WEAKNESS (1)

→[Weakness]Improper Locking

INVOLVES (1)

←[Signal]kev_added · 2026-03-20

Explore deeper with Ninja Signal's threat intelligence graph

Search in SpektrOpen Signal Desktop
CVE-2025-43510 (CVSS 7.8) — Ninja Signal Threat Intelligence | Ninja Signal