CVE-2026-79912

HIGHPre-NVD 8.38.3—
EchelonGraph scoreHIGH confidence

Score 8.3 from GitHub Security Advisory published 2026-08-26. a secondary CVSS source baseline 8.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 5 sources updated this weekElevated
8.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 8.3Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A vulnerability was detected in TOTOLINK N600R 4.3.0cu.7647_B20210106. The impacted element is the function getCurrentTime of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument ntp_server results in command injection. The attack can be initiated remotely. The exploit is now public and may be used.

CVSS v3
8.3
EG Score
8.3(high)
EG Risk
68(Attend)
EG Risk 68/100SSVC: Attend

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 computed
Severity83% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
1%
EPSS %ILE
70%
KEV
Not listed

Published

August 25, 2026

Last Modified

August 26, 2026

Advisory Details (2)

Auto-updated Aug 25, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

TOTOLINK | Wi-Fi 7, Mesh, 5G & Enterprise Networking

https://www.totolink.net/
generic🟡 PoC Available

WAVLINK-WN530H4-Command-Injection-in-set_add_routing/TOTOLINK_N600R_cstecgi_Time_WiFi_Service_popen_Command_Injection.md at main · dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing · GitHub

https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TOTOLINK_N600R_cstecgi_Time_WiFi_Service_popen_Command_Injection.md

Vendor Advisories for CVE-2026-79912(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 26× in last 7d / 26× 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.

  1. 2026-08-30 01:22 UTCEPSS rescore
  2. 2026-08-30 01:16 UTCGHSA enrichment
  3. 2026-08-29 13:48 UTCGHSA enrichment
  4. 2026-08-29 02:19 UTCEG score recompute
  5. 2026-08-29 02:19 UTCGHSA enrichment
  6. 2026-08-28 21:42 UTCEPSS rescore
  7. 2026-08-28 14:42 UTCGHSA enrichment
  8. 2026-08-28 03:10 UTCGHSA enrichment
  9. 2026-08-27 15:40 UTCEG score recompute
  10. 2026-08-27 15:39 UTCGHSA enrichment
  11. 2026-08-27 14:25 UTCEPSS rescore
  12. 2026-08-27 04:10 UTCGHSA enrichment
  13. 2026-08-26 16:38 UTCGHSA enrichment
  14. 2026-08-26 15:56 UTCEG score recompute
  15. 2026-08-26 15:56 UTCGHSA enrichment
  16. 2026-08-26 15:43 UTCNVD updateCVSS v4 → 5.5
  17. 2026-08-26 14:47 UTCEPSS rescore
  18. 2026-08-26 14:23 UTCEG score recompute
  19. 2026-08-26 14:23 UTCGHSA enrichment
  20. 2026-08-26 14:22 UTCMITRE cvelistV5CVSS v4 → 6.9
  21. 2026-08-26 10:58 UTCEG score recompute
  22. 2026-08-26 10:58 UTCGHSA enrichment
  23. 2026-08-25 23:30 UTCEG score recompute
  24. 2026-08-25 23:30 UTCNVD updateCVSS v4 → 5.5
  25. 2026-08-25 22:35 UTCEG score recompute
Show 1 more
  1. 2026-08-25 22:34 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-79912?
CVE-2026-79912 is a high vulnerability published on August 25, 2026. A vulnerability was detected in TOTOLINK N600R 4.3.0cu.7647B20210106. The impacted element is the function getCurrentTime of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument ntpserver results in command injection. The attack can be initiated remotely. The exploit is now…
When was CVE-2026-79912 disclosed?
CVE-2026-79912 was first published in the National Vulnerability Database on August 25, 2026, with the most recent update on August 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-79912 actively exploited?
CVE-2026-79912 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 29.8% of all scored CVEs.
What is the CVSS score of CVE-2026-79912?
CVE-2026-79912 has a CVSS v3 base score of 8.3 (NVD).
How do I remediate CVE-2026-79912?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-79912, 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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