CVE-2023-3689: Bylancer QuickQR GET Parameter blog sql injection

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-07-16 · updated 2026-06-17
Weakness: CWE-89

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.

Affected products

Bylancer QuickQR: 6.3.7

References

https://vuldb.com/?ctiid.234235
https://vuldb.com/?id.234235
https://vuldb.com/?ctiid.234235
https://vuldb.com/?id.234235

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