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CVE-2023-39054

21
FAUCET Score

CVE-2023-39054 is an information leak vulnerability in Tokudaya.ekimae_mc v13.6.1, specifically impacting the lycorp line_mini_app. This flaw allows an unauthenticated attacker to obtain the channel access token, enabling them to send unauthorized messages. Rated with a CVSS score of 7.5 (HIGH), the vulnerability is easily exploitable over the network with low attack complexity, leading to a high impact on confidentiality. There is currently no evidence of active exploitation, nor are there public exploit modules or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
13.6.1CPE matchmatch criteria
cpe:2.3:a:lycorp:line_mini_app:13.6.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.62%
Probability of exploitation in next 30 days
EPSS Percentile
46.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0062 is in the 23rd percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / syz913/CVE-reports/blob/main/CVE-2023-39054.md
ExploitThird Party Advisory
liff.line.me / 1660822001-2aM5Rl7Q
Product