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CVE-2021-25038

Multisite User Sync/Unsync < 2.1.2 - Reflected Cross-Site Scripting

MEDIUM
6.1
CVSS Score
Published: March 7, 2022 at 08:16 AM UTC
Updated: June 17, 2026 at 03:41 AM UTC
1 product affected across 1 vendorMultisite User Sync /unsync

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.8%

Description

The WordPress Multisite User Sync/Unsync WordPress plugin before 2.1.2 does not sanitise and escape the wmus_source_blog and wmus_record_per_page parameters before outputting them back in attributes, leading to Reflected Cross-Site Scripting issues

Affected

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

Multisite User Sync /unsync· Obtaininfotechwordpress-plugin
95%
v < 2.1.2
Affected range stops below 2.1.2, 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)

x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://wpscan.com/vulnerability/72ccdcb9-3d24-41d7-b9fa-c8bd73d30aa6

CVSS

6.1MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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