Vulnerability · Published Oct 15, 2025 · Assigned by Wordfence
CVE-2025-10041Flex QR Code Generator <= 1.2.5 - Unauthenticated Arbitrary File Upload
Critical 9.8
In plain English
A critical-severity unrestricted file upload in Flex QR Code Generator from ajitdas. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Official description
The Flex QR Code Generator plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in thesave_qr_code_to_db() function in all versions up to, and including, 1.2.5. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ajitdas | Flex QR Code Generator | 0 – through 1.2.5 |
Weakness: CWE-434 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/40000879-a5ef-48f2-97e4-77d527259af0?source=cve
- https://plugins.trac.wordpress.org/browser/flex-qr-code-generator/tags/1.2.5/qr-code-generator.php#L208
- https://wordpress.org/plugins/flex-qr-code-generator/
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3379026%40flex-qr-code-generator&new=3379026%40flex-qr-code-generator&sfp_email=&sfph_mail=