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CVE-2026-107508— Ultimate Multisite < 2.17.2 - Unauthenticated LFI via 'attributes' Parameter

Quick assessment

Affected
Unknown Ultimate Multisite
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

The Ultimate Multisite WordPress plugin before 2.17.2 does not validate a user-supplied value used to select a file to include, allowing unauthenticated attackers to include and read arbitrary local files, including the WordPress configuration file.

EPSS 0.20% · P10

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown Ultimate Multisite < 2.17.2 affected
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I. Basic Information for CVE-2026-107508

Vulnerability Information

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Vulnerability Title
Ultimate Multisite < 2.17.2 - Unauthenticated LFI via 'attributes' Parameter
Source: CVE Program / CVE List V5
Vulnerability Description
The Ultimate Multisite WordPress plugin before 2.17.2 does not validate a user-supplied value used to select a file to include, allowing unauthenticated attackers to include and read arbitrary local files, including the WordPress configuration file.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown Ultimate Multisite 0 ~ 2.17.2 -

II. Public POCs for CVE-2026-107508

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III. Intelligence Information for CVE-2026-107508

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Same Patch Batch · Unknown · 2026-10-14 · 47 CVEs total

CVE-2026-103308 6.5 MEDIUM Visma Pay for WooCommerce < 1.2.2 - Unauthenticated Payment Bypass and Order Data Disclosu
CVE-2026-97315 5.4 MEDIUM Responsive Blocks < 2.3.0 - Unauthenticated HTML Injection in Form Notification Email
CVE-2026-88998 5.3 MEDIUM Tickera < 3.6.0.4 - Unauthenticated Order Payment Bypass via 2Checkout IPN
CVE-2026-82844 5.3 MEDIUM WPForms Lite 1.10.0.1 - 2.0.2.1 - Unauthenticated Payment Bypass via PayPal Commerce
CVE-2026-101301 5.3 MEDIUM WPCode 2.0.0 - 2.3.9 - Unauthenticated Snippet Suppression via Safe Mode Bypass
CVE-2026-104751 Rank Math SEO < 1.0.280 - Unauthenticated SEO Analyzer Results Deletion
CVE-2026-108069 Sunshine Photo Cart < 3.7.4 - Unauthenticated Content Injection via sunshine_modal_add_com
CVE-2026-106166 NEX-Forms 9.2.1 - 9.2.5 - Unauthenticated Arbitrary Form Entry Modification via 'nf_set_en
CVE-2026-103307 Walletdoc Payment Gateway for WooCommerce < 1.8.5 - Unauthenticated SQLi and Order Payment
CVE-2026-106098 WP Data Access < 5.5.77 - Unauthenticated Incorrect Authorization via Inline App Update
CVE-2026-105261 PublishPress Future 4.10.1 - 4.10.5 - Contributor+ Stored XSS via 'wrapper' and 'dateforma
CVE-2026-107126 WP Booking System < 2.1.0.1 - Unauthenticated Stored XSS via X-Forwarded-For Header
CVE-2026-107178 Image Photo Gallery Final Tiles Grid < 3.6.16 - Contributor+ Stored XSS via 'lightboxOptio
CVE-2026-107160 LTL Freight Quotes – Old Dominion Edition < 4.2.19 - Unauthenticated Stored HTML Injection
CVE-2026-107158 LTL Freight Quotes – Old Dominion Edition < 4.2.19 - Unauthenticated FreightDesk Integrati
CVE-2026-106646 Classified Listing < 6.1.1 - Subscriber+ Unattached Media Deletion and Modification via Ga
CVE-2026-107320 GamiPress 7.9.5 - 8.0.5 - Unauthenticated Private Activity Log Disclosure
CVE-2026-107594 File Upload to Order < 1.1.4 - Unauthenticated Arbitrary File Deletion
CVE-2026-108066 WP 2FA < 4.2.0 - Admin+ Arbitrary User 2FA Removal via IDOR
CVE-2026-104644 Image Photo Gallery Final Tiles Grid < 3.6.15 - Contributor+ Stored XSS via Gallery Config

Showing top 20 of 47 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Ultimate Multisite
Same vendor: Unknown

V. Comments for CVE-2026-107508

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