CVE-2023-3689

Name: CVE-2023-3689
Creator: NVD / NIST
Published: 2023-07-16T16:15:09.36+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.43%

Last modified Jun 17, 2026

CVE-2023-3689 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability classified as critical was found in Bylancer QuickQR 6.3.7. Affected by this vulnerability is an unknown functionality of the file /blog of the component GET Parameter Handler. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

A vulnerability classified as critical was found in Bylancer QuickQR 6.3.7. Affected by this vulnerability is an unknown functionality of the file /blog of the component GET Parameter Handler. The manipulation of the argument s leads to sql injection. The attack can be launched remotely. The associated identifier of this vulnerability is VDB-234235. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.43%

34.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-89

Affected Software

Vendor	Product	Versions
Bylancer	Quickqr	6.3.7

References

https://vuldb.com/?ctiid.234235Third Party Advisory
https://vuldb.com/?id.234235Third Party Advisory
https://vuldb.com/?ctiid.234235Third Party Advisory
https://vuldb.com/?id.234235Third Party Advisory

Timeline

Published: Jul 16, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-3689?

How severe is CVE-2023-3689?

CVE-2023-3689 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.

How do I fix CVE-2023-3689?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-3689?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST