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CVE-2023-39507

MEDIUM
6.1
CVSS Score
Published: August 16, 2023 at 08:47 AM UTC
Updated: June 17, 2026 at 06:12 AM UTC
1 product affected across 1 vendorRikunabi Next

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Improper authorization in the custom URL scheme handler in "Rikunabi NEXT" App for Android prior to ver. 11.5.0 allows a malicious intent to lead the vulnerable App to access an arbitrary website.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Rikunabi Next· Recruit
95%
v < 11.5.0prior to ver. 11.5.0
Affected range stops below 11.5.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Third Party Advisory
Source: [email protected]
https://jvn.jp/en/jp/JVN84820712/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.1MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-862

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