What is the CVSS score of CVE-2023-46499?

CVE-2023-46499 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.5%.

Is there a patch available for CVE-2023-46499?

Yes, a patch is available for CVE-2023-46499. Update the affected software to the latest version immediately.

Evershop CVE-2023-46499

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2023-12-08 cve@mitre.org

XSS Node.js Evershop

6.1

CVSS 3.1 · NVD

View

Vulnerability Assessment

Weakness	CWE CWE-79 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V1 - Encoding and Sanitization Output encoding, context-aware escaping MITRE ATT&CK 2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 6.1 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required.
Exploit ScenarioDerived	A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

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

Patch available 0.5% exploitation probability (EPSS)

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AnalysisAI

Cross Site Scripting vulnerability in EverShop NPM versions before v.1.0.0-rc.5 allows a remote attacker to obtain sensitive information via a crafted scripts to the Admin Panel. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Affected Packages

npm @evershop/evershop fix: 1.0.0-rc.5

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in npm

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 as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Cross Site Scripting vulnerability in EverShop NPM versions before v.1.0.0-rc.5 allows a remote attacker to obtain sensitive information via a crafted scripts to the Admin Panel. Affected products include: Evershop.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.1 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

DescriptionNVD

Cross Site Scripting vulnerability in EverShop NPM versions before v.1.0.0-rc.5 allows a remote attacker to obtain sensitive information via a crafted scripts to the Admin Panel.

Threat Intelligence Overview

EPSS Score

0.5%

Top 61% exploitable

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

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 No

EPSS 0.5%

Patch available Yes

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

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +30

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Cross-Site Scripting MEDIUM

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Affected Products (CPE)NVD

cpe:2.3:a:evershop:evershop:1.0.0:beta:*:*:*:node.js:*:*

cpe:2.3:a:evershop:evershop:1.0.0:beta1:*:*:*:node.js:*:*

cpe:2.3:a:evershop:evershop:1.0.0:beta2:*:*:*:node.js:*:*

cpe:2.3:a:evershop:evershop:1.0.0:beta3:*:*:*:node.js:*:*

cpe:2.3:a:evershop:evershop:1.0.0:beta4:*:*:*:node.js:*:*

cpe:2.3:a:evershop:evershop:1.0.0:beta5:*:*:*:node.js:*:*

cpe:2.3:a:evershop:evershop:1.0.0:rc1:*:*:*:node.js:*:*

cpe:2.3:a:evershop:evershop:1.0.0:rc2:*:*:*:node.js:*:*

cpe:2.3:a:evershop:evershop:1.0.0:rc3:*:*:*:node.js:*:*

More in Evershop

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EverShop 2.0.1 allows a remote unauthenticated attacker to upload arbitrary files and create directories via the /api/im

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CVE-2023-46943 CRITICAL Act Now

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CVE-2023-46496 HIGH This Week

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CVE-2023-46942 HIGH This Week

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Evershop contains a vulnerability that allows attackers to exhaust the application server's resources via the "GET /imag

CVE-2025-12919 LOW Monitor POC

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A vulnerability was detected in EverShop up to 2.0.1. Rated medium severity (CVSS 6.3), this vulnerability is remotely e

CVE-2025-67427 MEDIUM This Month

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A Blind Server-Side Request Forgery (SSRF) vulnerability in evershop 2.1.0 and prior allows unauthenticated attackers to

CVE-2023-46495 MEDIUM This Month

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Cross Site Scripting vulnerability in EverShop NPM versions before v.1.0.0-rc.8 allows a remote attacker to obtain sensi

CVE-2023-46494 MEDIUM This Month

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Cross Site Scripting vulnerability in EverShop NPM versions before v.1.0.0-rc.5 allows a remote attacker to obtain sensi

Same weakness CWE-79 – Cross-site Scripting (XSS)

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CVE-2021-25299 MEDIUM POC

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CVE-2014-2120 MEDIUM

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CVE-2023-40000 HIGH POC

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CVE-2016-8581 MEDIUM POC

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CVE-2013-5223 MEDIUM POC

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CVE-2017-9248 CRITICAL POC

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References

Advisories & patches

REF https://devhub.checkmarx.com/cve-details/Cx0f8b38be-d5de/ REF https://devhub.checkmarx.com/cve-details/cve-2023-46499/

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GitHub PoC

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