CVE-2021-24212

WooCommerce Help Scout < 2.9.1 - Unauthenticated Arbitrary File Upload leading to RCE

CRITICAL

9.8

CVSS Score

Published: April 5, 2021 at 06:27 PM UTC

Updated: June 17, 2026 at 03:39 AM UTC

1 product affected across 1 vendorHelp Scout

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Severity

CRITICAL9.8

Exploit prediction

EPSS 8%

Description

The WooCommerce Help Scout WordPress plugin before 2.9.1 (https://woocommerce.com/products/woocommerce-help-scout/) allows unauthenticated users to upload any files to the site which by default will end up in wp-content/uploads/hstmp.

Affected

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

Help Scout · Woocommercewordpress-plugin

95%

v < 2.9.1

Affected range stops below 2.9.1, 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 (2)

x_refsource_MISCRelease NotesThird Party Advisory

Source: [email protected]

http://dzv365zjfbd8v.cloudfront.net/changelogs/woocommerce-help-scout/changelog.txt

x_refsource_CONFIRMExploitThird Party Advisory

Source: [email protected]

https://wpscan.com/vulnerability/cf9305e8-f5bc-45c3-82db-0ef00fd46129

CVSS

9.8CRITICAL[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-434

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