Security readout for executives and security teams
Plain-English summary
CVE-2026-2426 affects the WordPress WP-DownloadManager plugin through version 1.69. An already-authenticated administrator can abuse file deletion handling to delete files outside the intended directory. Business impact is mainly site disruption or takeover risk if critical WordPress files are removed.
Executive priority
Treat as a targeted WordPress hardening item, not a broad internet worm risk. Prioritize sites with many administrators, weak admin controls, or high business value. Remediate during the next maintenance window unless admin compromise is suspected, then escalate immediately.
Technical view
The issue is a path traversal flaw in the plugin’s file deletion functionality via the user-supplied 'file' parameter. Insufficient path validation allows directory traversal sequences. CVSS 3.1 is 6.5: network reachable, low complexity, high privileges required, no user interaction, with high integrity and availability impact.
Likely exposure
Exposure is limited to WordPress sites running WP-DownloadManager versions up to and including 1.69, where an attacker has Administrator-level access or higher. This is most relevant after admin credential compromise, malicious insider activity, or unsafe delegation of administrator accounts.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. The requirement for Administrator-level privileges significantly narrows likely abuse, but successful use could cause serious site impact, including deletion of critical files and possible remote code execution consequences.
Researcher notes
Evidence supports CWE-22 path traversal in deletion logic and CVSS 6.5 with PR:H. The bundle references vulnerable 1.69 code and a GitHub commit, but does not clearly identify a fixed release version. Avoid assuming exploit-in-the-wild without KEV or cited confirmation.
Mitigation direction
- Identify WordPress sites using WP-DownloadManager version 1.69 or earlier.
- Restrict WordPress Administrator access to trusted users only.
- Check vendor, WordPress plugin, and Wordfence guidance for a patched release.
- Apply the vendor-supported update when available and tested.
- Back up site files and database before remediation activity.
Validation and detection
- Inventory installed WP-DownloadManager plugin versions across WordPress environments.
- Review administrator account lists for unnecessary, stale, or shared access.
- Check file integrity and recent deletion events on affected sites.
- Confirm whether deployed plugin code includes the referenced path validation fix.
- Monitor vendor and Wordfence entries for updated remediation details.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-22: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-2426 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H1.25.2Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/a3f791dd-7c24-45e3-b4f6-b8d7e594c568?source=cveCVE reference
- https://plugins.trac.wordpress.org/browser/wp-downloadmanager/trunk/download-manager.php#L215CVE reference
- https://plugins.trac.wordpress.org/browser/wp-downloadmanager/tags/1.69/download-manager.php#L215CVE reference
- https://github.com/lesterchan/wp-downloadmanager/commit/d3470a8971d9043438c8aad281cf37d14fefa208CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.