What is CVE-2025-12673?

CVE-2025-12673 is a critical-severity vulnerability in Ajitdas Flex Qr Code Generator, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2025-12-06.

How severe is CVE-2025-12673?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2025-12673 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Arbitrary file upload in Ajitdas Flex Qr Code Generator

CVE-2025-12673

The Flex QR Code Generator plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the update_qr_code() function in all versions up to, and including, 1.2.7. This makes it possible for unauthenti…

Vulnerability class: Unrestricted File Upload

EPSS: 0.006 (45.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Ajitdas Flex Qr Code Generator — versions 0

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

Public proof-of-concept exploits

d0n601/CVE-2025-12673

References

Frequently asked questions

What is CVE-2025-12673?: CVE-2025-12673 is a critical-severity vulnerability in Ajitdas Flex Qr Code Generator, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2025-12-06.
How severe is CVE-2025-12673?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-12673 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.