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Import Export Users CVE-2026-54862

| EUVDEUVD-2026-112822 MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2026-10-29 Patchstack GHSA-98p9-pqh4-fph5
6.5
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
    Obtain low-privileged authenticated account
  2. Delivery
    Submit crafted input via import/export user feature
  3. Exploit
    Payload stored without neutralization
  4. Execution
    Admin views affected page (UI:R)
  5. Persist
    Script executes in victim browser session
  6. Impact
    Hijack session or perform privileged 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 an authenticated account on the target WordPress site with enough privilege to reach the plugin's import/export user-and-customer functionality (CVSS PR:L), plus subsequent user interaction (UI:R) - a victim, typically an administrator or another user, must view the page where the payload is stored for the script to execute. The affected component is the 'Import and export users and customers' (import-users-from-csv-with-meta) plugin, versions up to and including 2.5.9. Limiting factors: it is not remote-unauthenticated (an account is needed), it does not self-trigger (it depends on a victim rendering the stored content), and the changed scope reflects execution in the victim's browser context rather than direct server compromise. The specific field or parameter carrying the unneutralized input is not described in the available sources.

Impact

This is a moderate-severity Stored Cross-Site Scripting flaw (CWE-79) in the Codection 'Import and export users and customers' WordPress plugin, scored CVSS 6.5. The provided CVSS vector (AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L) describes network-reachable, low-complexity exploitation but requires privileges (PR:L, i.e. an authenticated account) and victim user interaction (UI:R), with a changed scope (S:C) reflecting that injected script executes in another security context (the browser/session of whoever views the stored payload). The signals are mild rather than alarming: there is NO CISA KEV listing, NO EPSS score supplied, and NO verified working exploit - the single reference is a Patchstack database entry, not a proof-of-concept. The vulnerability was reported by Patchstack and carries a vuln.today priority Decision label of 'this_month', consistent with a real-but-not-emergency issue that should be remediated on a routine monthly patch cadence rather than treated as an active-exploitation fire drill. The combination of required authentication plus required user interaction meaningfully limits mass or opportunistic exploitation; this reads as a genuine but lower-tier priority, not a high-CVSS/low-real-risk false alarm nor a critical emergency.

Exploit ScenarioDerived

A low-privileged authenticated user stores a malicious script payload through the plugin's user/customer import or export handling, which fails to neutralize input during web page generation. When an administrator or other user later views the affected page in wp-admin, the stored script executes in their browser session, potentially performing actions as that higher-privileged victim. No verified public exploit code is available, so an attacker would need to craft the payload themselves.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 29, 2026

Stored cross-site scripting in the Codection 'Import and export users and customers' WordPress plugin (import-users-from-csv-with-meta) allows an attacker holding a low-privileged authenticated account on a target site to persist script content that executes in another user's browser when that page is rendered. All versions through 2.5.9 are affected, per the Patchstack-reported CVE-2026-54862, which carries CVSS 3.1 base score 6.5 (AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L). The flaw is not remote-unauthenticated and does not self-trigger: it depends on a victim viewing the stored content, and no public exploit code, PoC reference, or CISA KEV entry is present in the available data, so no public exploit was identified at time of analysis.

RemediationAI

No vendor-released patch or fixed version is identified in the available data for CVE-2026-54862, so treat the current 2.5.9 and earlier releases as unfixed and monitor the Patchstack advisory at https://patchstack.com/database/wordpress/plugin/import-users-from-csv-with-meta/vulnerability/wordpress-import-and-export-users-and-customers-plugin-2-5-9-cross-site-scripting-xss-vulnerability?_s_id=cve for a patched release, applying it as soon as it is published. Until a fix ships, the practical compensating control follows directly from the assessed prerequisites: the flaw requires an account with enough privilege to reach the plugin's import/export user-and-customer functionality, so restrict that capability to a small, trusted set of administrators and remove it from lower-privileged roles (for example via role/capability management), accepting the trade-off that delegated staff lose self-service CSV import/export. Because exploitation also requires a victim to render the stored content (UI:R), reducing the number of users who routinely open the plugin's administrative screens and reviewing recently imported records and user meta for injected markup limits exposure, with the trade-off of added manual review overhead. Disabling or removing the plugin entirely eliminates the attack surface at the cost of losing the import/export workflow; no parameter-level fix can be recommended here because the specific vulnerable field is not described in the available sources.

Affected VersionsENISA

Import and export users and customers 0 ≤2.5.9

Affected Packages

euvd import_and_export_users_and_customers 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 issue is CWE-79 (Improper Neutralization of Input During Web Page Generation), the classic stored/persistent XSS class, in a WordPress plugin whose purpose is importing and exporting user and customer records - typically CSV files with accompanying user meta. Because the plugin ingests externally supplied record data and later renders it back inside wp-admin pages, any field that is stored without output encoding becomes a script-injection sink that persists across requests. The assessed vector (PR:L, UI:R, S:C) makes clear this is not an unauthenticated server-side compromise: the attacker needs an account with sufficient privilege to reach the plugin's import/export functionality, and execution happens in the victim's browser session after the victim loads the affected page, which is why the scope is marked Changed rather than a direct server takeover. The specific vulnerable field, parameter, or rendering hook is not described in the available sources, and the CPE entry (cpe:2.3:a:codection:import_and_export_users_and_customers) is unversioned apart from the stated 'through 2.5.9' range, so the exact code path should be confirmed against the vendor or Patchstack advisory.

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Severity by source

Vendor (Patchstack) PRIMARY 6.5 MEDIUM
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
vuln.today AI 6.5 MEDIUM

Stored XSS reachable over the network but requiring a logged-in account (PR:L) to inject and a victim's page view (UI:R); S:C because script runs in the victim's browser context, with limited C/I/A.

3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
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
Low
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 Codection Import and export users and customers import-users-from-csv-with-meta allows Stored XSS.This issue affects Import and export users and customers: from n/a through 2.5.9.

Threat Intelligence Overview

EPSS Score
0.2%
Top 94% exploitable
Prevalence
Medium
common WordPress user-import/export plugin, not universally deployed
Data Quality
6 sources
Confidence: High

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 0.2%
Patch available No
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
None
System Exposure· derived
Open
Automatable
No
Human Impact· derived
Medium
Technical Impact
Partial

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
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.

CVE-2026-16534 CRITICAL POC
9.1 Aug 03

Privilege escalation in the "Import and export users and customers" WordPress plugin before 2.4.2 lets a user who holds

CVE-2022-3558 HIGH POC
8.0 Nov 07

The Import and export users and customers WordPress plugin before 1.20.5 does not properly escape data when exporting it

CVE-2020-22277 HIGH POC
8.0 Nov 04

Import and export users and customers WordPress Plugin through 1.15.5.11 allows CSV injection via a customer's profile.

CVE-2026-92541 HIGH POC
7.2 Sep 20

Privilege escalation in the Import Export Users WordPress plugin before 2.5.2 allows authenticated users with the create

CVE-2026-92540 HIGH POC
7.2 Sep 20

Privilege escalation in the Import and export users and customers WordPress plugin (versions 2.4.16 through before 2.5.2

CVE-2025-15673 MEDIUM POC
4.9 Aug 03

Path traversal in the 'Import and export users and customers' WordPress plugin (versions before 2.4.3) enables high-priv

CVE-2026-86583 HIGH
8.8 Sep 23

Privilege escalation in the WordPress plugin Import and Export Users and Customers (versions up to and including 2.4.17)

CVE-2022-1255 MEDIUM POC
4.8 May 02

The Import and export users and customers WordPress plugin before 1.19.2.1 does not sanitise and escaped imported CSV da

CVE-2026-16542 MEDIUM POC
4.1 Sep 20

Server-side request forgery in the WordPress plugin Import and Export Users and Customers (versions before 2.4.5) causes

CVE-2026-3629 HIGH
8.1 Mar 21

The Import and export users and customers plugin for WordPress contains a privilege escalation vulnerability that allows

CVE-2026-94178 HIGH
7.5 Sep 30

Privilege escalation in the WordPress plugin Import and Export Users and Customers (Javier Carazo) at versions up to and

CVE-2026-104757 HIGH
7.2 Oct 06

Privilege escalation in the WordPress plugin Import and Export Users and Customers (versions through 2.5.5) allows an au

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