CVE-2026-7154

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: HIGH) published 2026-04-27. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 9.8Exploit: Elevated riskExposed: 0

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

A weakness has been identified in Totolink A8000RU 7.1cu.643_b20200521. This affects the function setAdvancedInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Executing a manipulation of the argument tty_server can lead to os command injection. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
75(Attend)
EG Risk 75/100SSVC: 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
Severity98% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
2%
EPSS %ILE
77%
KEV
Not listed

Published

April 27, 2026

Last Modified

April 28, 2026

Advisory Details (2)

Auto-updated Sep 9, 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

vuldb_new2/A8000RU/vul_318/README.md at main · Litengzheng/vuldb_new2 · GitHub

https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_318/README.md

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 5× in last 7d / 31× 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.

Showing the most recent 100 of 273 total refreshes for this CVE.

  1. 2026-09-15 03:12 UTCEPSS rescore
  2. 2026-09-15 03:12 UTCEPSS rescore
  3. 2026-09-11 14:53 UTCEPSS rescore
  4. 2026-09-11 14:53 UTCEPSS rescore
  5. 2026-09-08 22:01 UTCEPSS rescore
  6. 2026-09-06 13:48 UTCEPSS rescore
  7. 2026-09-04 05:07 UTCEPSS rescore
  8. 2026-09-02 14:12 UTCEPSS rescore
  9. 2026-09-01 13:54 UTCEPSS rescore
  10. 2026-09-01 04:40 UTCEPSS rescore
  11. 2026-09-01 04:40 UTCEPSS rescore
  12. 2026-08-30 19:18 UTCEPSS rescore
  13. 2026-08-30 19:17 UTCEPSS rescore
  14. 2026-08-30 01:22 UTCEPSS rescore
  15. 2026-08-28 21:42 UTCEPSS rescore
  16. 2026-08-27 14:25 UTCEPSS rescore
  17. 2026-08-26 14:47 UTCEPSS rescore
  18. 2026-08-25 13:49 UTCEPSS rescore
  19. 2026-08-24 14:18 UTCEPSS rescore
  20. 2026-08-23 00:19 UTCEPSS rescore
  21. 2026-08-21 23:49 UTCEPSS rescore
  22. 2026-08-20 22:56 UTCEPSS rescore
  23. 2026-08-19 17:04 UTCEPSS rescore
  24. 2026-08-18 13:49 UTCEPSS rescore
  25. 2026-08-18 13:49 UTCEPSS rescore
Show 75 more
  1. 2026-08-17 14:01 UTCEG score recompute
  2. 2026-08-17 14:01 UTCGHSA enrichment
  3. 2026-08-17 13:47 UTCEPSS rescore
  4. 2026-08-16 14:56 UTCEPSS rescore
  5. 2026-08-16 14:56 UTCEPSS rescore
  6. 2026-08-16 09:23 UTCGHSA enrichment
  7. 2026-08-16 05:36 UTCEG score recompute
  8. 2026-08-16 05:36 UTCGHSA enrichment
  9. 2026-08-16 02:15 UTCEPSS rescore
  10. 2026-08-15 01:31 UTCEPSS rescore
  11. 2026-08-14 22:54 UTCGHSA enrichment
  12. 2026-08-14 19:07 UTCGHSA enrichment
  13. 2026-08-14 15:21 UTCGHSA enrichment
  14. 2026-08-14 11:33 UTCGHSA enrichment
  15. 2026-08-14 07:47 UTCGHSA enrichment
  16. 2026-08-14 04:00 UTCEG score recompute
  17. 2026-08-14 04:00 UTCGHSA enrichment
  18. 2026-08-13 22:00 UTCEPSS rescore
  19. 2026-08-13 08:26 UTCGHSA enrichment
  20. 2026-08-13 01:14 UTCGHSA enrichment
  21. 2026-08-12 21:27 UTCGHSA enrichment
  22. 2026-08-12 17:41 UTCEG score recompute
  23. 2026-08-12 17:41 UTCGHSA enrichment
  24. 2026-08-12 13:51 UTCEPSS rescore
  25. 2026-08-12 00:11 UTCGHSA enrichment
  26. 2026-08-11 20:25 UTCGHSA enrichment
  27. 2026-08-11 16:38 UTCEG score recompute
  28. 2026-08-11 16:38 UTCGHSA enrichment
  29. 2026-08-11 05:46 UTCGHSA enrichment
  30. 2026-08-11 02:00 UTCEG score recompute
  31. 2026-08-11 02:00 UTCGHSA enrichment
  32. 2026-08-11 00:00 UTCEPSS rescore
  33. 2026-08-10 11:50 UTCGHSA enrichment
  34. 2026-08-10 07:28 UTCGHSA enrichment
  35. 2026-08-10 03:42 UTCGHSA enrichment
  36. 2026-08-09 23:55 UTCGHSA enrichment
  37. 2026-08-09 20:09 UTCGHSA enrichment
  38. 2026-08-09 16:22 UTCEG score recompute
  39. 2026-08-09 16:22 UTCGHSA enrichment
  40. 2026-08-09 13:47 UTCEPSS rescore
  41. 2026-08-09 12:36 UTCGHSA enrichment
  42. 2026-08-09 06:57 UTCGHSA enrichment
  43. 2026-08-09 03:10 UTCEG score recompute
  44. 2026-08-09 03:10 UTCGHSA enrichment
  45. 2026-08-08 16:37 UTCEPSS rescore
  46. 2026-08-08 11:08 UTCGHSA enrichment
  47. 2026-08-08 07:17 UTCGHSA enrichment
  48. 2026-08-08 03:31 UTCGHSA enrichment
  49. 2026-08-07 23:44 UTCGHSA enrichment
  50. 2026-08-07 19:58 UTCEG score recompute
  51. 2026-08-07 19:58 UTCGHSA enrichment
  52. 2026-08-07 16:12 UTCGHSA enrichment
  53. 2026-08-07 12:23 UTCGHSA enrichment
  54. 2026-08-07 04:38 UTCGHSA enrichment
  55. 2026-08-06 20:56 UTCGHSA enrichment
  56. 2026-08-06 17:09 UTCEG score recompute
  57. 2026-08-06 17:09 UTCGHSA enrichment
  58. 2026-08-06 13:47 UTCEPSS rescore
  59. 2026-08-06 10:14 UTCGHSA enrichment
  60. 2026-08-06 06:21 UTCGHSA enrichment
  61. 2026-08-06 02:34 UTCGHSA enrichment
  62. 2026-08-05 22:48 UTCEG score recompute
  63. 2026-08-05 22:48 UTCGHSA enrichment
  64. 2026-08-05 19:17 UTCEPSS rescore
  65. 2026-08-05 19:17 UTCEPSS rescore
  66. 2026-08-04 15:10 UTCEPSS rescore
  67. 2026-08-04 10:39 UTCEPSS rescore
  68. 2026-08-04 04:25 UTCGHSA enrichment
  69. 2026-08-04 00:38 UTCGHSA enrichment
  70. 2026-08-03 20:52 UTCEG score recompute
  71. 2026-08-03 20:52 UTCGHSA enrichment
  72. 2026-08-03 10:36 UTCEPSS rescore
  73. 2026-08-03 01:19 UTCGHSA enrichment
  74. 2026-08-02 21:31 UTCGHSA enrichment
  75. 2026-08-02 17:45 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-7154?
CVE-2026-7154 is a critical vulnerability published on April 27, 2026. A weakness has been identified in Totolink A8000RU 7.1cu.643b20200521. This affects the function setAdvancedInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Executing a manipulation of the argument ttyserver can lead to os command injection. The attack can be launched…
When was CVE-2026-7154 disclosed?
CVE-2026-7154 was first published in the National Vulnerability Database on April 27, 2026, with the most recent update on April 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-7154 actively exploited?
CVE-2026-7154 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 22.9% of all scored CVEs.
What is the CVSS score of CVE-2026-7154?
CVE-2026-7154 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-7154?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-7154, 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-2026-7154

Explore →

Is Your Infrastructure Affected by CVE-2026-7154?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs