CVE-2025-63206

CRITICALNVD 9.89.8—Elevated

9.8

An authentication bypass issue was discovered in Dasan Switch DS2924 web based interface, firmware versions 1.01.18 and 1.02.00, allowing attackers to gain escalated privileges via storing crafted cookies in the web browser.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 35.0%
KEV: Not listed

Published

November 19, 2025

Last Modified

December 31, 2025

Advisory Details (1)

Auto-updated May 29, 2026

🔬 Proof of concept available. No patch confirmed yet.

generic🟡 PoC Available

my--cve-vulnerability-research/CVE-2025-63206_Dasan Switch DS2924 Authentication Bypass at main · shiky8/my--cve-vulnerability-research · GitHub

https://github.com/shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-63206_Dasan%20Switch%20DS2924%20Authentication%20Bypass

Weakness Classification(1)

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

CWE-306Missing Authentication for Critical Function

Data Freshness Timeline

(refreshed 12× in last 7d / 15× 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.

2026-06-05 06:10 UTCepss_batch
2026-06-05 06:10 UTCepss_batch
2026-06-04 13:12 UTCepss_batch
2026-06-04 13:12 UTCepss_batch
2026-06-02 20:13 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 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 19:03 UTCEG score recompute
2026-05-29 19:03 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-63206?

CVE-2025-63206 is a critical vulnerability published on November 19, 2025. An authentication bypass issue was discovered in Dasan Switch DS2924 web based interface, firmware versions 1.01.18 and 1.02.00, allowing attackers to gain escalated privileges via storing crafted cookies in the web browser.

When was CVE-2025-63206 disclosed?

CVE-2025-63206 was first published in the National Vulnerability Database on November 19, 2025, with the most recent update on December 31, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-63206 actively exploited?

CVE-2025-63206 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 35.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-63206?

CVE-2025-63206 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2025-63206?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-63206, 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-2025-63206

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

my--cve-vulnerability-research/CVE-2025-63206_Dasan Switch DS2924 Authentication Bypass at main · shiky8/my--cve-vulnerability-research · GitHub

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-63206?

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Advisory Details (1)

Frequently asked(5)

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