CVE-2023-43304

HIGHNVD 8.25.3▼Elevated

8.2

An issue in PARK DANDAN mini-app on Line v13.6.1 allows attackers to send crafted malicious notifications via leakage of the channel access token.

CVSS v3: 8.2
EG Score: 5.3(medium)
EPSS: 49.5%
KEV: Not listed

Published

December 7, 2023

Last Modified

May 28, 2025

References (2)

cve@mitrehttps://github.com/syz913/CVE-reports/blob/main/CVE-2023-43304.md
af854a3a-2127-422b-91ae-364da2661108https://github.com/syz913/CVE-reports/blob/main/CVE-2023-43304.md

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-290Authentication Bypass by Spoofing

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-24 12:39 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-43304?

CVE-2023-43304 is a high vulnerability published on December 7, 2023. An issue in PARK DANDAN mini-app on Line v13.6.1 allows attackers to send crafted malicious notifications via leakage of the channel access token.

When was CVE-2023-43304 disclosed?

CVE-2023-43304 was first published in the National Vulnerability Database on December 7, 2023, with the most recent update on May 28, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-43304 actively exploited?

CVE-2023-43304 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 49.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-43304?

CVE-2023-43304 has a CVSS v3 base score of 8.2 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 5.3.

How do I remediate CVE-2023-43304?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-43304, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2023-43304

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-43304?

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Published

Last Modified

References (2)

Frequently asked(5)

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