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CVE-2024-45203

MEDIUM
4.3
CVSS Score
Published: September 9, 2024 at 06:42 AM UTC
Updated: June 17, 2026 at 07:53 AM UTC
1 product affected across 1 vendor@cosme

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Improper authorization in handler for custom URL scheme issue in "@cosme" App for Android versions prior 5.69.0 and "@cosme" App for iOS versions prior to 6.74.0 allows an attacker to lead a user to access an arbitrary website via the vulnerable App. As a result, the user may become a victim of a phishing attack.

Affected

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

@cosme· Istyle
95%
v ≤ 6.74.0v < 5.69.0v < 6.74.0
Affected range stops below 5.69.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.74.0, 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/JVN81570776/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

4.3MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfoCWE-939

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