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SliceWP EUVDEUVD-2026-112069

| CVE-2026-115612 HIGH
Cross-site Scripting (XSS) (CWE-79)
2026-10-28 Patchstack GHSA-9xx4-r7q6-h4gh
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
    Submit crafted input to SliceWP field
  2. Delivery
    Payload stored persistently in plugin data
  3. Exploit
    Victim loads affected admin/page
  4. Execution
    Script executes in victim browser
  5. Impact
    Hijack session or perform admin actions

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 that an attacker can submit and persist input through a SliceWP field and that a victim later views the page rendering that input (UI:R - the attack does not fire without a user loading the affected page). The specific feature, form, or endpoint carrying the injectable input is not described in the available sources, nor is the privilege level needed to store the payload; the supplied vector claims PR:N (unauthenticated) but this is unverified and atypical for stored XSS. Limiting factors: required victim interaction, dependence on the SliceWP plugin being installed and active, and the browser-context (not server-level) nature of the impact.

Impact

This is a moderate-severity stored cross-site scripting (CWE-79) flaw in the SliceWP WordPress plugin, scored 7.1 by the reporter with vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L. The signals are mixed and lean toward a manage-this-week rather than emergency posture: the vuln.today Decision label is 'this_week', there is no CISA KEV listing (not actively exploited per available data), no EPSS probability was supplied, and no public exploit was provided - only a Patchstack advisory reference. The provided vector states PR:N (unauthenticated), but stored XSS in a WordPress affiliate-management plugin typically requires at least an authenticated low-privilege account to persist the payload, so the PR:N rating should be verified against the Patchstack advisory; I assess PR:L as more likely (see assessed vector). The scope-change (S:C) and limited C/I/A impacts reflect script execution in a victim's browser session rather than direct server compromise. Net: a real but not urgent issue - standard for a reporter-sourced WordPress plugin XSS with no confirmed exploitation and a niche install base.

Exploit ScenarioDerived

An attacker stores a malicious JavaScript payload through an input field exposed by SliceWP; the exact field and whether an account is required are not described in the available sources. When an administrator or other user subsequently loads the page that renders the stored value, the script executes in their authenticated browser session, enabling session/action hijacking in the WordPress admin context. No public exploit code was provided - only a Patchstack advisory reference.

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

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AnalysisAIv1 – Oct 28, 2026

Stored cross-site scripting in the SliceWP WordPress plugin through 1.2.13 lets an attacker who can persist input through a SliceWP field have script run in a victim's browser when the affected page is later viewed. The victim must load the crafted page (UI:R), and exploitation depends on the plugin being installed and active; the specific form or endpoint carrying the injectable input is not described in the available sources. The reporter scored the issue 7.1 (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L), but an independent assessment treats the unauthenticated claim as unverified and scopes out availability impact; no public exploit was identified at time of analysis.

RemediationAI

No fixed version is listed in the supplied data, so a vendor-released patch for CVE-2026-115612 is not confirmed from the provided input; monitor the Patchstack advisory at https://patchstack.com/database/wordpress/plugin/slicewp/vulnerability/wordpress-slicewp-plugin-1-2-13-cross-site-scripting-xss-vulnerability?_s_id=cve for a fixed SliceWP release and apply it when published. Because the vulnerable field, form, or endpoint and the privilege required to store the payload are not described, no targeted feature disablement or endpoint restriction can be specified from the available evidence. As a compensating measure, deactivating the SliceWP plugin removes the affected rendering surface, with the trade-off of losing the plugin's affiliate-marketing functionality; the supplied sources do not identify a narrower setting to disable.

Affected VersionsENISA

SliceWP 0 ≤1.2.13

Affected Packages

euvd slicewp 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 supplied CPE identifies iova.mihai's SliceWP WordPress plugin, and CWE-79 covers improper neutralization of input during web page generation. In this stored XSS case, attacker-controlled content is saved by the application and later rendered into HTML without correct output encoding or sanitization, so the payload executes in the browser of a user who loads the page. Because the affected component is a WordPress plugin, the script runs in the context of the WordPress site's origin and can act with the victim's browser privileges on that site; the supplied vector includes S:C, indicating scope change. The available sources do not identify the specific SliceWP form, field, shortcode, AJAX action, or REST endpoint that stores the injectable input, nor do they state the privilege required to persist it. The reporter's vector is PR:N, but the independent assessment says the unauthenticated claim is unverified and atypical for stored XSS and uses PR:L with A:N; CVSS AC:L and UI:R describe attack complexity and user interaction, not the trigger mechanism. Exploitation requires the plugin to be installed and active, the attacker to persist input through a SliceWP field, and a victim to view the page rendering that input.

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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 5.4 MEDIUM

Network-reachable stored XSS needing a victim to view the page (UI:R) and typically an authenticated account to store the payload (PR:L); scope change (S:C) as script runs in the victim's context, limited C/I impact and no availability impact.

3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/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

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in iova.mihai SliceWP slicewp allows Stored XSS.This issue affects SliceWP: from n/a through 1.2.13.

Executive ViewAI

Why It Matters

The SliceWP WordPress plugin, used for affiliate marketing on our public-facing websites, contains a stored cross-site scripting flaw that could allow an attacker to inject malicious scripts into pages viewed by customers and partners. This puts our brand reputation and customer trust at risk, and successful exploitation could lead to unauthorized actions on behalf of affected users, though no active exploitation has been observed.

Business Impact: Medium
Compensating Controls

Restrict access to SliceWP administrative and input interfaces to trusted users, enable a web application firewall with XSS detection and virtual patching, and regularly audit stored data for malicious scripts.

Threat Intelligence Overview

Prevalence
Low
niche WordPress affiliate-marketing plugin, limited install base
Social Media
1
Sightings
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 N/A
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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