TI-2023-20761 Aliases CVE-2023-39732 GHSA-m6mv-6jvc-p4xv

The leakage of the client secret in Tokueimaru_waiting Line 13.6.1 allows attackers to…

HIGH 75CWE-269Published 2023-10-24 · Updated 2024-09-11

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Privilege escalation
Confidentiality · integrity · availability: High · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-269.

Summary

The leakage of the client secret in Tokueimaru_waiting Line 13.6.1 allows attackers to obtain the channel access token and send crafted broadcast messages.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00707 53rd percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:linecorp:tokueimaru_waiting:13.6.1:::::::*	13.6.1	Vulnerable	Linecorp

cpe:2.3:a:linecorp:tokueimaru_waiting:13.6.1:*:*:*:*:*:*:* Versions 13.6.1 Vulnerable ·Linecorp

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-39732
2026-10-03 Alias added: GHSA-m6mv-6jvc-p4xv
2026-10-26 EPSS moved to the 50th–90th percentile

References

Exploit 1

https://github.com/syz913/CVE-reports/blob/main/CVE-2023-39732.md

Other 1

https://liff.line.me/1657574837-elb6bNQj

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences