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CVE-2026-4259— Ultimate WooCommerce Auction Pro <= 2.4.5 - Reflected XSS via uwa_manage_auctions

Quick assessment

Affected
Unknown ultimate-woocommerce-auction-pro
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.

WordPress Ultimate Woocommerce Auction Pro是WordPress基金会的一款WooCommerce拍卖功能扩展组件。 WordPress Ultimate Woocommerce Auction Pro 2.4.5及之前版本存在安全漏洞，该漏洞源于未对参数进行清理和转义，可能导致反射型跨站脚本攻击，可被用于针对高权限用户如管理员。

AI Predicted 6.1 Difficulty: Easy EPSS 0.25% · P17

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown ultimate-woocommerce-auction-pro ≤ 2.4.5 affected
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I. Basic Information for CVE-2026-4259

Vulnerability Information
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Vulnerability Title
Ultimate WooCommerce Auction Pro <= 2.4.5 - Reflected XSS via uwa_manage_auctions
Source: CVE Program / CVE List V5
Vulnerability Description
The ultimate-woocommerce-auction-pro WordPress plugin through 2.4.5 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin
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
Vulnerability Title
WordPress Ultimate Woocommerce Auction Pro 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress Ultimate Woocommerce Auction Pro是WordPress基金会的一款WooCommerce拍卖功能扩展组件。 WordPress Ultimate Woocommerce Auction Pro 2.4.5及之前版本存在安全漏洞，该漏洞源于未对参数进行清理和转义，可能导致反射型跨站脚本攻击，可被用于针对高权限用户如管理员。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown ultimate-woocommerce-auction-pro 0 ~ 2.4.5 -

II. Public POCs for CVE-2026-4259

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-4259

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Vendor Advisories for CVE-2026-4259 (1)

Same Patch Batch · Unknown · 2026-06-22 · 6 CVEs total

CVE-2026-7859 Motors Car Dealership & Classified Listings < 1.4.110 - Unauthenticated Post-Meta Write vi
CVE-2026-6858 Transbank Webpay < 1.14.0 - Unauthenticated Stored XSS
CVE-2026-10530 Pie Register < 3.8.4.10 - Unauthenticated Email Verification Bypass via Predictable Token
CVE-2026-8157 Vitepos < 3.4.2 - Outlet Manager+ Privilege Escalation
CVE-2026-4110 Ultimate WooCommerce Auction Pro <= 2.4.5 - Reflected XSS via uwa_auctions_bids_list

IV. Related Vulnerabilities

Same product: ultimate-woocommerce-auction-pro
Same vendor: Unknown