CVE-2026-13339 is a directory traversal vulnerability in the CubeWP Framework plugin for WordPress affecting all versions through 1.1.30. The flaw is present in the plugin's 'cubewp_get_svg_content' function, which can be abused to access files outside the intended directory scope. Because the plugin exposes the required nonce in publicly accessible page markup whenever a CubeWP posts shortcode or widget is rendered with AJAX loading enabled, an unauthenticated visitor can obtain that nonce and submit a crafted AJAX request. Successful exploitation allows arbitrary file read from the underlying server, potentially exposing configuration data and other sensitive local files.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
7 sources tracked across advisories and community write-ups. News coverage will land here when it surfaces.
No news coverage yet. Advisories and community discussion only.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.