A weakness has been identified in Totolink A3002MU 1.0.0-B20230403.1455. The impacted element is the function sub_40FCFC of the file /bin/boa of the component Authentication Check. Executing a manipulation can lead to improper authorization. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks.
CVE-2026-105284
CRITICALPre-NVD 10.010.0—Trending — 5 sources updated this weekElevated
EchelonGraph scoreHIGH confidence
Score 10.0 from GitHub Security Advisory (severity: CRITICAL) published 2026-10-05. A secondary CVSS source baseline 10.0; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
10.0EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.8%CVSS: 10.0Exploit: Elevated riskExposed services: Not assessed
No fix is confirmed yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for the fix.
- CVSS v3
- 10.0
- EG Score
- 10.0CRITICALhigh confidence
- EG Risk
- 76EG Risk 76/100CISA SSVC
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity100% × 45%Exploitation40% × 40%Automatability100% × 15%CISA SSVC: Track at low, Track* at medium and Attend at high mission impact.Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix. - EPSS PROB
- 0.8%
- EPSS %ILE
- 54th
- KEV
- Not listed
CISA SSVCTrack at low, Track* at medium and Attend at high mission impact.
No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
Exploitation public PoC (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table
Published
October 5, 2026
Last Modified
October 5, 2026
Advisory Details (2)
Auto-updated Oct 5, 2026🔬 Proof of concept available. No fix on record yet.
generic🟡 PoC Available
TOTOLINK A3002MU V1.0.0-B20230403.1455 - Authentication Bypass in bin/boa · GitHub
https://gist.github.com/H3rmesk1t/ac6e91a8fba51002be085755c8bf7d43Vendor Advisories for CVE-2026-105284(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(2)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 17× in last 7d / 17× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-10-06 05:22 UTCGHSA enrichment
- 2026-10-06 01:05 UTCGHSA enrichment
- 2026-10-05 20:44 UTCEG score recompute
- 2026-10-05 20:44 UTCGHSA enrichment
- 2026-10-05 17:42 UTCEPSS rescore
- 2026-10-05 16:27 UTCEG score recompute
- 2026-10-05 16:27 UTCGHSA enrichment
- 2026-10-05 16:27 UTCNVD updateCVSS v4 → 9.3
- 2026-10-05 15:43 UTCEG score recompute
- 2026-10-05 15:42 UTCGHSA enrichment
- 2026-10-05 15:41 UTCMITRE cvelistV5CVSS v4 → 10
- 2026-10-05 13:44 UTCEG score recompute
- 2026-10-05 13:44 UTCGHSA enrichment
- 2026-10-05 09:24 UTCEG score recompute
- 2026-10-05 09:24 UTCNVD updateCVSS v4 → 9.3
- 2026-10-05 09:08 UTCEG score recompute
- 2026-10-05 09:07 UTCMITRE cvelistV5first tracked
Related CVEs(same CWE)
Same CWE
10 shownCWE-285 · CWE-266
Frequently asked(5)
What is CVE-2026-105284?
CVE-2026-105284 is a critical vulnerability published on October 5, 2026. A weakness has been identified in Totolink A3002MU 1.0.0-B20230403.1455. The impacted element is the function sub_40FCFC of the file /bin/boa of the component Authentication Check. Executing a manipulation can lead to improper authorization. The attack may be launched remotely. The exploit has been…
When was CVE-2026-105284 disclosed?
CVE-2026-105284 was first published on October 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-105284 actively exploited?
CVE-2026-105284 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.8% probability of exploitation in the next 30 days (54th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-105284?
CVE-2026-105284 has a CVSS base score of 10.0 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-105284?
No fix for CVE-2026-105284 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-105284 are linked in the Vendor Advisories panel on this page.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-105284
Is Your Infrastructure Affected by CVE-2026-105284?
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