What is the CVSS score of EUVD-2025-19757?

EUVD-2025-19757 has a CVSS 4.0 base score of 9.3 (Critical). CVSS vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H.

How to fix or mitigate EUVD-2025-19757?

Within 24 hours: Contact your primary software vendors to confirm whether CVE-2025-34092 applies to your environment and request official guidance. Within 7 days: Verify CVE-2025-34092's legitimacy through NIST NVD, vendor advisories, and CISA channels; if confirmed, implement inventory of affected assets. Within 30 days: Develop remediation plan once vendor patch status is confirmed; if no patch emerges, evaluate compensating controls and risk acceptance with business stakeholders.

Chrome EUVD-2025-19757

Q: Which versions of Chrome are affected by EUVD-2025-19757?

CVE-2025-34092 is rated CRITICAL with a CVSS score of 9.3 and low attack complexity, creating significant risk to affected systems.. A patch is available.

| CVE-2025-34092 CRITICAL

2025-07-02 chrome-cve-admin@google.com

Information Disclosure Chrome Google

9.3

CVSS 4.0 · NVD

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Vulnerability Assessment

Impact	CVSS score of 9.3 (CRITICAL). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required.
Exploit ScenarioDerived	Successful exploitation could compromise the critical-severity affected system.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.

Patch available

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AnalysisAIv1 – Mar 16, 2026

Rejected reason: Neither filed by Chrome nor a valid security vulnerability. Rated critical severity (CVSS 9.3), this vulnerability is low attack complexity. 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.

Affected VersionsENISA

Chrome 127 <129

Affected Packages

euvd chrome fix: 129

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

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

Technical ContextAI · show details

Rejected reason: Neither filed by Chrome nor a valid security vulnerability.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 9.3 CRITICAL

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Local

Attack Complexity

Low

Attack Requirements

None

Privileges Required

Low

User Interaction

None

Vulnerable system: Confidentiality

High

Vulnerable system: Integrity

High

Vulnerable system: Availability

High

Subsequent system: Confidentiality

High

Subsequent system: Integrity

High

Subsequent system: Availability

High

Lifecycle Timeline

Analysis Updated

Apr 16, 2026 - 05:52 EUVD-patch-fix

executive summary

Patch available

Apr 16, 2026 - 05:29 EUVD

129

CVE Published

Jul 02, 2025 - 20:15 nvd

CRITICAL 9.3

DescriptionCVE.org

Rejected reason: Neither filed by Chrome nor a valid security vulnerability.

Executive ViewAI

Why It Matters

CVE-2025-34092 is rated CRITICAL with a CVSS score of 9.3 and low attack complexity, creating significant risk to affected systems. However, the vulnerability's legitimacy is questioned due to invalid filing procedures, and no vendor patch has been identified despite the critical rating. Organizations should immediately clarify the validity of this CVE with their vendors and threat intelligence teams before initiating emergency patching workflows.

Business Impact: High

Compensating Controls

Unable to recommend vendor patch due to conflicting information (critical severity assigned but no patch identified). Pending validation of CVE legitimacy: if confirmed, request expedited vendor patch or evaluate network segmentation, access controls, and continuous monitoring as interim mitigations. If invalidated, document closure and resume normal patch cycle.

Threat Intelligence Overview

Data Quality

3 sources

Confidence: Low

EUVD

NVD

CVE.org

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 CRITICAL

CISA KEV No

Public POC No

EPSS N/A

Patch available Yes

Active threat No

Deciding rule

CRITICAL severity

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

Scheduled

Exploitation· derived

None

System Exposure· derived

Small

Automatable· derived

Human Impact

High

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +46

PoC: 0

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.

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References

Advisories & patches

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2025-34092 ADVISORY https://vulncheck.com/advisories/google-chrome-appbound-cookie-encryption ADVISORY https://www.cyberark.com/resources/threat-research-blog/c4-bomb-blowing-up-chromes-appbound-cookie-encryption

Search Externally

GitHub PoC

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