A vulnerability was identified in Totolink A3002MU Hh-B20211125.1046. Affected is the function formWlEncrypt of the file /boafrm/formWlEncrypt. The manipulation of the argument submit-url leads to buffer overflow. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.
CVE-2026-93740
CRITICALPre-NVD 10.010.0—Trending — 4 sources updated this week
EchelonGraph scoreHIGH confidence
Score 10.0 from GitHub Security Advisory (severity: CRITICAL) published 2026-09-19. a secondary CVSS source baseline 10.0; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: ghsa, secondary
10.0EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: —CVSS: 10.0Exploit: None knownExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 10.0
- EG Score
- 10.0(high)
- EG Risk
- 50(Track)EG Risk 50/100SSVC: Track
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%Exploitation0% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- —
- EPSS %ILE
- —
- KEV
- Not listed
Published
September 18, 2026
Last Modified
September 18, 2026
Advisory Details (2)
Auto-updated Sep 18, 2026No patch confirmed yet.
generic
cuicuishark-sheep-fishIOT/ToTolink/A3002MU/bof-formWlEncrypt.md at main · SunnyYANGyaya/cuicuishark-sheep-fishIOT · GitHub
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3002MU/bof-formWlEncrypt.mdVendor Advisories for CVE-2026-93740(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 6× in last 7d / 6× 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.
- 2026-09-19 02:17 UTCEG score recompute
- 2026-09-19 02:17 UTCGHSA enrichment
- 2026-09-18 22:20 UTCEG score recompute
- 2026-09-18 22:19 UTCNVD updateCVSS v4 → 9.3
- 2026-09-18 21:51 UTCEG score recompute
- 2026-09-18 21:51 UTCMITRE cvelistV5first tracked
Related CVEs(same CWE)
Same CWE
10 shownCWE-119 · CWE-120
- CVE-2003-0819EG 10.0EPSS p99HIGH
- CVE-2003-0903EG 10.0EPSS p98HIGH
- CVE-2002-1337EG 10.0EPSS p99HIGH
- CVE-2003-0095EG 10.0EPSS p96HIGH
- CVE-2002-2227EG 10.0HIGH
- CVE-2002-2248EG 10.0EPSS p93HIGH
- CVE-2002-2250EG 10.0EPSS p94HIGH
- CVE-2002-2251EG 10.0EPSS p94HIGH
- CVE-2002-2253EG 10.0EPSS p94HIGH
- CVE-2002-2257EG 10.0EPSS p92HIGH
Frequently asked(4)
What is CVE-2026-93740?
CVE-2026-93740 is a critical vulnerability published on September 18, 2026. A vulnerability was identified in Totolink A3002MU Hh-B20211125.1046. Affected is the function formWlEncrypt of the file /boafrm/formWlEncrypt. The manipulation of the argument submit-url leads to buffer overflow. It is possible to initiate the attack remotely. The exploit is publicly available and…
When was CVE-2026-93740 disclosed?
CVE-2026-93740 was first published in the National Vulnerability Database on September 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
What is the CVSS score of CVE-2026-93740?
CVE-2026-93740 has a CVSS v3 base score of 10.0 (NVD).
How do I remediate CVE-2026-93740?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-93740, 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
Explore the affected products and dependency analysis for CVE-2026-93740
Is Your Infrastructure Affected by CVE-2026-93740?
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