CVE-2026-19253: CWE-73 External Control of File Name or Path in Cache Enabler
The Cache Enabler WordPress plugin before 1.8.17 does not validate a URL before using it to build a filesystem path in its cache purge routine, and does not confine the resulting deletion to the cache directory, allowing unauthenticated users to delete arbitrary files and directories on sites where another installed Cache Enabler WordPress plugin before 1.8.17 or passes a request-derived URL to its public cache-clearing hook.
AI Analysis
Technical Summary
The Cache Enabler WordPress plugin prior to version 1.8.17 does not validate URLs before using them to construct filesystem paths during its cache purge process. Additionally, it fails to restrict deletions to the cache directory. This flaw enables unauthenticated attackers to delete arbitrary files and directories if another Cache Enabler plugin instance passes a URL derived from a request to the public cache-clearing hook. The vulnerability is identified as CWE-73 (External Control of File Name or Path) and has a CVSS v3.1 score of 8.7, indicating high severity.
Potential Impact
An unauthenticated attacker can exploit this vulnerability to delete arbitrary files and directories on the affected WordPress site. This can lead to denial of service or disruption of site functionality. The vulnerability does not impact confidentiality but has a high impact on integrity and availability.
Mitigation Recommendations
A fixed version of the Cache Enabler plugin is available starting from version 1.8.17. Users should upgrade to version 1.8.17 or later to remediate this vulnerability. No other mitigation or temporary fix is indicated. Since this is not a cloud service, site administrators must apply the update manually.
CVE-2026-19253: CWE-73 External Control of File Name or Path in Cache Enabler
Description
The Cache Enabler WordPress plugin before 1.8.17 does not validate a URL before using it to build a filesystem path in its cache purge routine, and does not confine the resulting deletion to the cache directory, allowing unauthenticated users to delete arbitrary files and directories on sites where another installed Cache Enabler WordPress plugin before 1.8.17 or passes a request-derived URL to its public cache-clearing hook.
CVSS v3.1
Score 8.7high
Affected software
Cache Enabler
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Cache Enabler WordPress plugin prior to version 1.8.17 does not validate URLs before using them to construct filesystem paths during its cache purge process. Additionally, it fails to restrict deletions to the cache directory. This flaw enables unauthenticated attackers to delete arbitrary files and directories if another Cache Enabler plugin instance passes a URL derived from a request to the public cache-clearing hook. The vulnerability is identified as CWE-73 (External Control of File Name or Path) and has a CVSS v3.1 score of 8.7, indicating high severity.
Potential Impact
An unauthenticated attacker can exploit this vulnerability to delete arbitrary files and directories on the affected WordPress site. This can lead to denial of service or disruption of site functionality. The vulnerability does not impact confidentiality but has a high impact on integrity and availability.
Mitigation Recommendations
A fixed version of the Cache Enabler plugin is available starting from version 1.8.17. Users should upgrade to version 1.8.17 or later to remediate this vulnerability. No other mitigation or temporary fix is indicated. Since this is not a cloud service, site administrators must apply the update manually.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-08-07T13:24:04.826Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6abe7490a43b0b3b89bd1cc5
Added to database: 10/01/2026, 14:56:16 UTC
Last enriched: 10/01/2026, 15:21:12 UTC
Last updated: 10/01/2026, 19:41:32 UTC
Views: 5
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