CVE-2026-66695— WordPress W3 Total Cache plugin <= 2.10.2 - Path Traversal vulnerability
Quick assessment
Affected
BoldGrid W3 Total Cache
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 W3 Total Cache是WordPress基金会开源的一款网站缓存插件。 WordPress W3 Total Cache 2.10.2及之前版本存在路径遍历漏洞，该漏洞源于存在未经身份验证的路径遍历。
Possible ATT&CK Techniques 1 AI
T1083 · File and Directory DiscoveryAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| BoldGrid | W3 Total Cache | n/a≤ 2.10.2 |
affected |
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I. Basic Information for CVE-2026-66695
Vulnerability Information
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Vulnerability Title
WordPress W3 Total Cache plugin <= 2.10.2 - Path Traversal vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Path Traversal in W3 Total Cache <= 2.10.2 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
路径遍历：’…/…//’
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress W3 Total Cache 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress W3 Total Cache是WordPress基金会开源的一款网站缓存插件。 WordPress W3 Total Cache 2.10.2及之前版本存在路径遍历漏洞，该漏洞源于存在未经身份验证的路径遍历。
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 |
|---|---|---|---|---|
| BoldGrid | W3 Total Cache | n/a ~ 2.10.2 | - |
|
II. Public POCs for CVE-2026-66695
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-66695 (1)
IV. Related Vulnerabilities
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Same weakness: CWE-35
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V. Comments for CVE-2026-66695
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