Home/CVE/Inappropriate implementation in App-Bound Encryption in Google Chrome on Windows prior to 142.0.7444.59 allowed a local
CVE

CVE-2025-12439

Inappropriate implementation in App-Bound Encryption in Google Chrome on Windows prior to 142.0.7444.59 allowed a local

Inappropriate implementation in App-Bound Encryption in Google Chrome on Windows prior to 142.0.7444.59 allowed a local attacker to obtain potentially sensitive information from process memory via a malicious file. (Chromium security severity: Medium)

MEDIUM · CVSS 5.5 EPSS 3e-05
Schedule remediation
  • Public exploit or PoC is available
Sigma rules9 YARA rules0
⬡

Weakness Classification

CWE-326Inadequate Encryption Strength
▤

Affected Products & Versions

1
google chrome< 142.0.7444.59
⚠

Public Exploits & PoCs

1
pocissues.chromium.org · 382234536issues.chromium.org
◈

Sigma Hunt Rules

9
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighRunning Chrome VPN Extensions via the Registry 2 VPN Extension
productmediumPotential Chrome Frame Helper DLL Sideloading
productcriticalHackTool - Windows Credential Editor (WCE) Execution
productcriticalWindows Credential Editor Registry
producthighOpenCanary - MSSQL Login Attempt Via Windows Authentication
producthighWindows LAPS Credential Dump From Entra ID
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · chrome-cve-admin@google.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Nov 2025 · 08:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

3
msrcCVE-2025-12439
suse-csafopenSUSE-SU-2025:15687-1
chrome-releasesCHROME-tag:blogger.com,
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://chromereleases.googleblog.com/2025/10/stable-channel-update-for-desktop_28.htmlRelease NotesVendor Advisory
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