What is the CVSS score of CVE-2025-12910?

CVE-2025-12910 has a CVSS 3.1 base score of 6.2 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.0%.

Is there a public PoC exploit available for CVE-2025-12910?

Yes, a public proof-of-concept exploit is available for CVE-2025-12910. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2025-12910?

Within 30 days: Identify affected systems running Passkeys in Google Chrome and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Google CVE-2025-12910

MEDIUM

Debug Messages Revealing Unnecessary Information (CWE-1295)

2025-11-08 chrome-cve-admin@google.com

Information Disclosure Google

6.2

CVSS 3.1 · Vendor: google

View

Vulnerability Assessment

Weakness	CWE CWE-1295 OWASP Top 10:2025 A06:2021 - Vulnerable and Outdated Components ASVS 5.0 V15 - Secure Coding and Architecture Hardware debug lock mechanism
Impact	CVSS score of 6.2 (MEDIUM). Attack characteristics: local attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.01%.
Exploit ScenarioDerived	Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

No patch listed yet 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

Inappropriate implementation in Passkeys in Google Chrome prior to 140.0.7339.80 allowed a local attacker to obtain potentially sensitive information via debug logs. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-1295. Inappropriate implementation in Passkeys in Google Chrome prior to 140.0.7339.80 allowed a local attacker to obtain potentially sensitive information via debug logs. (Chromium security severity: Low) Affected products include: Google Chrome. Version information: prior to 140.0.7339.80.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (google) PRIMARY 6.2 MEDIUM

AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from Vendor (google) · only source for this CVE.

CVSS VectorVendor: google

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

PoC Detected

Nov 21, 2025 - 21:19 vuln.today

Public exploit code

CVE Published

Nov 08, 2025 - 00:15 nvd

MEDIUM 6.2

DescriptionCVE.org

Inappropriate implementation in Passkeys in Google Chrome prior to 140.0.7339.80 allowed a local attacker to obtain potentially sensitive information via debug logs. (Chromium security severity: Low)

Executive ViewAI

Why It Matters

Organizations using Passkeys in Google Chrome should be aware of moderate risk from CVE-2025-12910 rated CVSS 6.2. Exploitation could compromise the security of affected deployments. Proof-of-concept code is publicly available. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Low

Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access and enable monitoring.

Threat Intelligence Overview

EPSS Score

0.0%

Top 99% exploitable

Exploit

POC

Public exploit code exists

Data Quality

4 sources

Confidence: Medium

NVD

CVE.org

EPSS

VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC Yes

EPSS 0.0%

Patch available No

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Defer

Exploitation· derived

Poc

System Exposure· derived

Small

Automatable· derived

Human Impact

Low

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +31

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.