What is CVE-2025-14174?
Out of bounds memory access in ANGLE in Google Chrome on Mac prior to 143.0.7499.110 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. (Chromium security severity: High)
The record classifies CVE-2025-14174 under weakness classes CWE-787, CWE-119. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs a user to take an action first, and has high impact on confidentiality, integrity, availability. 12 affected-product entries are recorded, across 4 vendors, listed below. The identifier was first published 325 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 8.8 — HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - EPSS (FIRST)
- 22.3% probability of exploitation in the next 30 days, higher than 97.6% of all scored CVEs
- CISA KEV
- Listed since 2025-12-12, federal remediation deadline 2026-01-02
- Threadlinqs priority
- 9/10 — CISA KEV-listed, which Threadlinqs floors at 9
- Published
- 2025-12-12, last modified 2026-09-21
Is CVE-2025-14174 being exploited?
CISA added CVE-2025-14174 to the Known Exploited Vulnerabilities catalog on 2025-12-12, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2026-01-02 under BOD 22-01. Weaponised exploit code for CVE-2025-14174 is publicly available. 4 public proof-of-concept repositories are tracked for this identifier. It currently carries a trending score of 57 in the Threadlinqs vulnerability feed.
- Satirush/CVE-2025-14174-Poc (github)
- typeconfused/CVE-2025-14174-analysis (github)
- George0Papasotiriou/CVE-2025-14174-Chrome-Zero-Day (github)
- trickest/cve (trickest)
Affected products and versions
- Google: Chrome
- Apple: Macos, Safari, Ipados, Iphone Os, Tvos, Visionos, Watchos
- Linux: Kernel
- Microsoft: Windows, Edge Chromium
Showing 11 of 12 recorded product entries.
How to fix CVE-2025-14174
The record marks a vendor fix as available for CVE-2025-14174. Patch reference: https://chromereleases.googleblog.com/2025/12/stable-channel-update-for-desktop.html. Because CVE-2025-14174 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2026-01-02. Apply the vendor fix referenced above to every affected product listed in this record, then confirm the running version against the vendor advisory.
Threat activity tracking CVE-2025-14174
5 tracked threats in the Threadlinqs corpus reference CVE-2025-14174, either in the campaign’s CVE list or as an indicator on the campaign record.
- DeadTag campaign: Coruna and DarkSword iPhone exploit kits delivered via expired ad/analytics tags, compromised websites and malicious ads — HIGH · 2026-10-27
- Coruna and DarkSword iOS Spyware Delivered via Instagram Ads, Hijacked Expired Ad/Analytics Domains and Compromised PrestaShop Stores (DeadTag) — HIGH · 2026-10-27
- Coruna and DarkSword iOS Exploit Kits Compromise iPhones via Single Malicious Website (UNC6353, UNC6691, UNC6748, PARS Defense) — HIGH · 2026-10-14
- DarkSword: iOS Exploit Chain Adopted by Multiple Threat Actors (CVE-2026-20700, CVE-2025-43529, CVE-2025-31277) — CRITICAL · 2026-03-18
- Apple Zero-Day CVE-2026-20700: Memory Corruption Enabling Arbitrary Code Execution — Google TAG-Discovered 'Extremely Sophisticated' Targeted Attack — CRITICAL · 2026-02-12
Sources
Enriched from CVE.org, NVD, FIRST EPSS, CISA KEV, public proof-of-concept repositories. Last verified by Threadlinqs on . This product uses the NVD API but is not endorsed or certified by the NVD.