CVE-2026-76558

WP Import Export Lite < 3.9.33 - Contributor+ Stored DOM XSS via Custom Field Names

MEDIUM
6.8
CVSS Score
Published: September 16, 2026 at 06:00 AM UTC
Updated: September 17, 2026 at 01:33 PM UTC
1 product affected across 1 vendorWP Import Export Lite

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Severity
MEDIUM6.8
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

The WP Import Export Lite WordPress plugin before 3.9.33 does not escape custom field names retrieved from the database before inserting them into the DOM of one of its administration screens, allowing users with a role as low as contributor to perform Stored XSS attacks which will trigger in the browser of a high privileged user, such as an administrator, viewing that screen.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 3.9.33
Affected range stops below 3.9.33, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

ExploitVDB EntryTechnical Description
Source: cverecord
https://wpscan.com/vulnerability/13543562-6ec0-4265-b1f7-6b4c92a4f75e/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.8MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

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