CVE-2026-15323 The Product Designer for WooCommerce WordPress | Lumise plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-15323?
CVE-2026-15323 is a high-severity vulnerability in King-Theme Product Designer for WooCommerce WordPress | Lumise, published on 28 Oct 2026.
Official description
The Product Designer for WooCommerce WordPress | Lumise plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 2.1.2 via the process_checkout function. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server, which can contain sensitive information. The lumise_security nonce required to reach the vulnerable /?lumise=cart endpoint is freely obtainable by any unauthenticated visitor via the /?lumise=ajax action=init handler, making this exploitable with no prior access or credentials.
Weakness: CWE-22
Which versions are affected by CVE-2026-15323?
How do I fix CVE-2026-15323?
No fix has been published for CVE-2026-15323 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-15323 being exploited?
There is no known exploitation of CVE-2026-15323 in the wild and no public exploit code.
Sources
Also known as GHSA-23m5-26m5-cmpf.