Reflected XSS in Tegsoft Online Support Application

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Tegsoft Management and Information Services Trade Limited Company Online Support Application allows Reflected XSS. This issue affects Online Support Application: from V3 through 31122025.

Casky was already ahead

This CVE exploits attack patterns that Casky's 301matched skills already investigate — long before this vulnerability was disclosed. Claude's reasoning model maps these techniques to MITRE ATT&CK, so practitioners who ran these skills have already seen the threat behaviour in their findings.

Analysis

Tegsoft Management and Information Services' Online Support Application contains a critical reflected cross-site scripting (XSS) vulnerability affecting versions V3 through 31122025. This flaw stems from improper input neutralization during web page generation, allowing attackers to inject malicious scripts that execute in victims' browsers. With a CVSS score of 9.8, this vulnerability poses severe risk to organizations using this support platform—attackers can steal session cookies, perform unauthorized actions on behalf of users, redirect customers to phishing sites, or harvest sensitive information submitted through support requests. Any organization running the affected versions should treat this as an immediate security priority.

Casky's 301 mapped security skills leverage Claude AI's extended reasoning to detect the attack patterns underlying this vulnerability across MITRE ATT&CK techniques TA0001 (Initial Access) and TA0043 (Reconnaissance). Practitioners using Casky will observe findings flagging reflected XSS payloads in URL parameters, query strings, and form inputs that lack proper output encoding or HTML entity escaping. The platform's skills identify suspicious script injection attempts—such as <script> tags, event handlers (onclick, onerror), and encoded variants—before they reach end users. When investigating this CVE, security teams will see Casky surface detection logic for CWE-79 violations, trace attack chains showing how initial reconnaissance feeds into malicious payload delivery, and receive contextual guidance on input validation, output encoding, and Content Security Policy implementation to remediate both the immediate vulnerability and systemic input handling weaknesses.

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Casky Risk Score

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EPSS Probability

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Shodan Exposure

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GreyNoise Signal

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Composite risk scoring from EPSS, CISA KEV, Shodan, and GreyNoise — 21 security APIs correlated into a single Casky Risk Score. Coming in Casky Pro. Join early access →

301 Casky skills cover this attack pattern

These skills use Claude AI's reasoning model to surface findings in the same attack categories as CVE-2025-14320.

analyzing-apt-group-with-mitre-navigator

threat intelligence · low

Run

analyzing-campaign-attribution-evidence

threat intelligence · low

Run

analyzing-certificate-transparency-for-phishing

threat intelligence · low

Run

MITRE ATT&CK Techniques

TA0001 TA0043

Investigate the attack patterns behind CVE-2025-14320

Casky has 301 skills that investigate the attack patterns behind CVE-2025-14320. Run one and get CVSS-scored findings in 3 minutes.

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