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TechOne WordPress Theme CVE-2026-62093

| EUVDEUVD-2026-96496 HIGH
Cross-site Scripting (XSS) (CWE-79)
2026-10-10 Patchstack GHSA-jg85-v5f9-79j3
7.1
CVSS 3.1 · Vendor: Patchstack
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Craft malicious URL with XSS payload
  2. Delivery
    Deliver link to WordPress site visitor
  3. Exploit
    Victim opens link and payload reflects
  4. Execution
    Script executes in victim browser session
  5. Impact
    Hijack session or perform actions as user

Vulnerability Assessment

Weakness
CWE
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.

Exploitation Conditions

Exploitation requires the TechOne WordPress theme at version 3.0.3 or earlier to be installed and active, and requires a victim to interact by clicking or loading an attacker-crafted URL (UI:R) that carries the XSS payload into a reflected, unsanitized input. No authentication is needed by the attacker (PR:N), but the mandatory user-interaction step is the key limiting factor: the payload does not persist and only fires for users tricked into following the malicious link, so exploitation cannot occur autonomously against the server. Impact is confined to the victim's browser session in the site's context.

Impact

This is a reflected Cross-Site Scripting flaw (CWE-79) in the TechOne WordPress theme (vendor kutethemes) in versions <= 3.0.3, reported by Patchstack with a CVSS 3.1 base score of 7.1 (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L). The vector shows network reachability, low complexity, and no required privileges (PR:N = unauthenticated), but it depends on user interaction (UI:R) - the victim must be lured into following a crafted link, which is the primary factor keeping real-world risk below the raw score. The elevated 7.1 is driven largely by the scope change (S:C), typical of XSS where injected script executes in the victim's browser outside the vulnerable component's security authority. No EPSS score, no CISA KEV listing, and no public exploit were provided in the intelligence; there is no public exploit identified at time of analysis, so there is no evidence of active exploitation. Net assessment: a genuine but interaction-dependent web vulnerability in a niche WordPress theme - worth patching, but not a mass-exploitation emergency. Note a signal gap: EPSS/KEV/POC data were simply absent from the input rather than confirmed negative, so exploitation likelihood could not be quantified.

Exploit ScenarioDerived

An attacker crafts a malicious URL targeting a vulnerable input in a TechOne theme (<= 3.0.3) that reflects unsanitized parameter data into the page. They send this link to a site visitor or administrator; when the victim opens it, attacker-controlled JavaScript executes in the victim's browser session in the context of the WordPress site. No public proof-of-concept was referenced in the available data.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 10, 2026

Reflected cross-site scripting in the TechOne WordPress theme by Kutethemes, affecting all versions up to and including 3.0.3, lets an unauthenticated attacker run arbitrary JavaScript in a site visitor's browser by luring that visitor to a crafted URL that carries the payload into an unsanitized, reflected input. The flaw carries a CVSS 3.1 base score of 7.1 (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N per independent assessment); because the payload is reflected rather than stored, the mandatory victim interaction is the key limiting factor and no server-side foothold is obtained. There is no confirmed active exploitation (not in CISA KEV) and no public exploit code identified at time of analysis; the issue was reported by Patchstack.

RemediationAI

No vendor-released patch identified at time of analysis: 3.0.3 is the latest version named and is affected, and the Patchstack reference does not specify a fixed release, so treat any TechOne theme version you are running as vulnerable until Kutethemes publishes an update. If the theme is not actively required, deactivate and remove it - this eliminates the attack surface entirely but changes site appearance if it was in use. If the theme must remain, deploy virtual patching at the WAF layer (for example Patchstack or Wordfence rules targeting reflected-script payloads in theme query parameters); this blocks common payloads but is bypassable through encoding and obfuscation and does not fix the underlying code. Where the site owner maintains a child theme or local copy, audit the templates for unescaped echo of request data and route user-supplied values through esc_html(), esc_attr(), esc_url(), or wp_kses() before output, understanding that changes must be re-applied after each theme update. Monitor the vendor advisory at https://patchstack.com/database/wordpress/theme/techone/vulnerability/wordpress-techone-theme-3-0-3-reflected-cross-site-scripting-xss-vulnerability for a patched version, and consider migrating to a maintained theme if no update is forthcoming, since the reflected and interaction-dependent nature of the flaw limits but does not remove the risk of session or credential theft from deceived visitors.

Affected VersionsENISA

TechOne n/a ≤3.0.3

Affected Packages

euvd techone no fix

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

The vulnerability is a reflected Cross-Site Scripting (XSS) issue, classified as CWE-79 (Improper Neutralization of Input During Web Page Generation), in a WordPress theme built by Kutethemes. WordPress themes routinely read request parameters and echo them back into generated HTML; when such a value is returned without output encoding via context-appropriate WordPress escaping functions (esc_html, esc_attr, esc_url, wp_kses), the browser parses attacker-controlled markup as part of the page. The CPE cpe:2.3:a:kutethemes:techone:*:*:*:*:*:*:*:* identifies the affected package as the TechOne theme with no version constraint applied, matching the advisory's statement that versions <= 3.0.3 are vulnerable. The CVSS 3.1 vector AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N reflects network reachability, low attack complexity, no privileges required, mandatory user interaction, and a scope change (S:C) because the injected script executes in the victim's browser session within the trusted context of the affected site rather than in the application's own processing context. The low confidentiality and integrity ratings reflect that an attacker can read data accessible to the victim's session and perform actions as that user (for example session or nonce theft, credential-harvesting overlays, or forced requests), while the absence of availability impact (A:N) confirms there is no denial-of-service or server-side resource exhaustion component. Reflected XSS is not self-propagating: the payload must be delivered through a link the victim follows, and it disappears once the page is reloaded.

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Severity by source

Vendor (Patchstack) PRIMARY 7.1 HIGH
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
vuln.today AI 6.1 MEDIUM

Unauthenticated network-reachable reflected XSS requiring victim click (PR:N, UI:R), scope change as script runs in the browser (S:C), low C/I impact, no availability effect.

3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Primary rating from Vendor (Patchstack).

CVSS VectorVendor: Patchstack

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low

DescriptionCVE.org

Unauthenticated Cross Site Scripting (XSS) in TechOne <= 3.0.3 versions.

Executive ViewAI

Why It Matters

The TechOne WordPress theme (Kutethemes), used on any externally facing website running version 3.0.3 or earlier, contains a reflected cross-site scripting flaw that lets an unauthenticated attacker execute arbitrary JavaScript in a visitor's browser. Because no vendor patch is currently available, every site still running this theme remains exposed to visitor-facing attacks such as credential phishing, session hijacking, and malicious redirects that can erode customer trust and tarnish brand reputation. The risk is concentrated on public marketing or customer-facing sites, where a single crafted link distributed via email or social media is enough to compromise a visitor's session.

Business Impact: Medium
Compensating Controls

No vendor-released patch identified at time of analysis. Interim mitigations: deactivate or remove the TechOne theme where feasible; otherwise deploy WAF/virtual-patching rules filtering reflected script payloads in URL parameters and query strings, enforce a restrictive Content-Security-Policy, and restrict theme usage to non-critical sites pending migration.

Threat Intelligence Overview

EPSS Score
0.2%
Top 93% exploitable
Prevalence
Low
niche commercial WordPress theme, limited deployment footprint
Data Quality
5 sources
Confidence: Medium

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 HIGH
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
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
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact
Medium
Technical Impact
Partial

Priority Score

36
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +36
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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

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