CVE-2025-14174

Exp

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)

Published: 2025-12-12 Last update: 2025-12-15 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2025-14174 is rated Active Exploitation (79.1/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.31%). Core evidence: CISA KEV confirms active exploitation (added 2025-12-12) affecting Google / Chromium. a weakness (CWE-119) Unauthenticated remote administrative access may be possible. Mandatory action: The CISA remediation deadline has passed—treat as an emergency patch priority.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

CISA KEV Record for CVE-2025-14174

Name: Google Chromium Out of Bounds Memory Access Vulnerability · CISA KEV detail

Exploit added: 2025-12-12

Action due: 2026-01-02

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Exploit prediction scoring system (EPSS) score for CVE-2025-14174

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-11 0.35% 0.31% -0.04%
2 2026-05-08 1.05% 0.35% -0.70%
3 2026-04-13 1.05%

Full EPSS history (20 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-14174

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.8 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
2.8 5.9 134c704f-9b21-4f2e-91b3-4a467353bcc0

Weakness enumeration for CVE-2025-14174

OS Trackers for CVE-2025-14174

vendor priority summary link
alpine high CVE-2025-14174: 1 source package rows (qt6-qtwebengine); 3 state rows across 2 repos (3.23-community, edge-community); fixed 3, open 0. https://security.alpinelinux.org/vuln/CVE-2025-14174
debian end-of-life CVE-2025-14174 end-of-life priority: Debian including 3 source packages (chromium, webkit2gtk, wpewebkit), 15 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 12, open 3. https://security-tracker.debian.org/tracker/CVE-2025-14174
redhat high https://access.redhat.com/security/cve/CVE-2025-14174
suse high CVE-2025-14174 severity important: SUSE including 110 source package names (2.2.0-4.55:gpg2-2.4.4-slfo.1.1_2.1, 2.2.1-7.2:gpg2-2.4.4-slfo.1.1_2.1, …), 499 product×package rows across 73 product lines (Container suse/sl-micro/6.0/baremetal-os-container, Container suse/sl-micro/6.0/base-os-container, … (73 product lines)): Fixed 481, First Fixed 18. https://www.suse.com/security/cve/CVE-2025-14174/
ubuntu high CVE-2025-14174 high priority: Ubuntu including 6 source packages (chromium-browser, qtwebkit-opensource-src, qtwebkit-source, webkit2gtk, webkitgtk, wpewebkit), 41 status rows across 8 suites (bionic, focal, jammy, noble, plucky, questing, upstream, xenial): ignored 14, DNE 13, released 7, not-affected 4, needs-triage 3. https://ubuntu.com/security/CVE-2025-14174

Affected software / configurations for CVE-2025-14174

Vendor Product Version Raw CPE
google chrome >= 143.0.7499.41, < 143.0.7499.110 cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome >= 143.0.7499.40, < 143.0.7499.109 cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome <= 143.0.7499.40 cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
apple safari < 26.2 cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
apple ipados < 18.7.3 cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
apple ipados >= 26.0, < 26.2 cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
apple iphone_os < 18.7.3 cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
apple iphone_os >= 26.0, < 26.2 cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
apple macos < 26.2 cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
apple tvos < 26.2 cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
apple visionos < 26.2 cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
apple watchos < 26.2 cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
microsoft edge_chromium < 143.0.3650.80 cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*

References for CVE-2025-14174

cvelogic Threat Intelligence