CVE-2025-12905

MEDIUM
5.4
CVSS Score
Published: November 7, 2025 at 11:23 PM UTC
Updated: October 7, 2026 at 09:10 PM UTC
1 product affected across 1 vendorChrome· also runs on 1 platform

Using Chrome by Google?

Get instant alerts when new vulnerabilities affect Chrome - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.4
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

Inappropriate implementation in Downloads in Google Chrome on Windows prior to 140.0.7339.80 allowed a remote attacker to bypass Mark of the Web via a crafted HTML page. (Chromium security severity: Low)

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 140.0.7339.80
Affected range stops below 140.0.7339.80, so it looks safe — our inference, not a vendor statement
microsoft-windows (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.4MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
LOW
Vector?

Quick Info

StatusANALYZED
CWE
CWE-346

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card