CVE-2023-6673

MEDIUM

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in National Keep Cyber Security Services CyberMath allows Reflected XSS. This issue affects Cyber...

Affects 1 product across 1 vendor.

CVSS 3.16.1
EPSS0.3%
Percentile25th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no authentication required, requires user interaction, can impact systems beyond the vulnerable component, no availability impact.
CWE Weakness Definitions
CWE-79: Cross-Site Scripting (XSS)

Attacker injects malicious scripts into web pages viewed by other users, executing in the victim's browser context.

Related Attack Patterns (CAPEC)
CAPEC-85 AJAX Footprinting
via CWE-79
CAPEC-209 XSS Using MIME Type Mismatch
via CWE-79
CAPEC-588 DOM-Based XSS
via CWE-79
CAPEC-591 Reflected XSS
via CWE-79
CAPEC-592 Stored XSS
via CWE-79
Show all 6
via CWE-79

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ AI Analysis — automated analysis, not human-reviewed

A Cross-site Scripting (XSS) vulnerability exists in National Keep Cyber Security Services CyberMath versions from 1.4 before 1.5 due to improper neutralization of input during web page generation. This allows attackers to execute scripts in the context of other users' sessions, potentially leading to unauthorized actions.

BSID: BS-2024-GLOBAL-052392-M • Model: /workspace/models/qwen2.5-coder-32b-instruct-bf16 • Confidence: HIGH

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Frequently Asked Questions
What is CVE-2023-6673?
A Cross-site Scripting (XSS) vulnerability exists in National Keep Cyber Security Services CyberMath versions from 1.4 before 1.5 due to improper neutralization of input during web page generation. This allows attackers to execute scripts in the context of other users' sessions, potentially leading to unauthorized actions.
What is the CVSS score for CVE-2023-6673?
CVE-2023-6673 has CVSS 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS: 0.3%.
Is CVE-2023-6673 actively exploited?
No confirmed active exploitation of CVE-2023-6673 as of 2026-05-30.
How do I remediate CVE-2023-6673?
Priority: MEDIUM.
What systems are affected by CVE-2023-6673?
CVE-2023-6673 affects Nationalkeep Cybermath.
Vulnerability Details
CVE IDCVE-2023-6673
BSIDBS-2024-GLOBAL-052392-M BreachSpider Global ID
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Published2024-02-02
Last Modified2026-05-20
ICS Relevance0%
Weakness (CWE)
Cross-Site Scripting (XSS)
SourceNVD
Official Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in National Keep Cyber Security Services CyberMath allows Reflected XSS. This issue affects CyberMath: from v.1.4 before v.1.5.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

The vulnerability is exploited through a reflected XSS attack vector. An attacker can inject malicious scripts into web pages viewed by other users. This is achieved by manipulating input fields that are not properly sanitized before being rendered in the browser.

Exploitation Likelihood: MEDIUM

Affected Products
VendorProductAffected Versions
Nationalkeep Cybermath 1.4
Remediation

No official vendor advisory link on record. See the CVE record →

Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 986 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Model/workspace/models/qwen2.5-coder-32b-instruct-bf16
ConfidenceHIGH
Enriched At2026-05-24
SHA-512 Audit Hashe62a29a93535695bd9d648d23e0a4e16b943e82fdb6fce6017c64899670c918a3f353daeaf81693892a7493ad7e280f3a05bc3bf4a03530e0f66e134c90c88b7
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