CVE-2026-82772

HIGHPre-NVD 8.88.8—
EchelonGraph scoreHIGH confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-09-14. a secondary CVSS source baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 8.8Exploit: None knownExposed: 0

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

Buffer overflow vulnerability exists in Contec EC1000 series. If a remote attacker sends a specially crafted request to the product's web service, an arbitrary program may be executed.

CVSS v3
8.8
EG Score
8.8(high)
EG Risk
40(Track)
EG Risk 40/100SSVC: 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 computed
Severity88% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
49%
KEV
Not listed

Published

September 14, 2026

Last Modified

September 16, 2026

Advisory Details (2)

Auto-updated Sep 14, 2026
No patch confirmed yet.
generic

JVNVU#99009004: Multiple vulnerabilities in Contec FLEXLAN series

https://jvn.jp/en/vu/JVNVU99009004/
generic
https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_fl_26091000_en.pdf

Vendor Advisories for CVE-2026-82772(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 27× in last 7d / 50× 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. 2026-09-25 07:51 UTCGHSA enrichment
  2. 2026-09-24 19:52 UTCEG score recompute
  3. 2026-09-24 19:52 UTCGHSA enrichment
  4. 2026-09-24 14:04 UTCEPSS rescore
  5. 2026-09-24 07:53 UTCGHSA enrichment
  6. 2026-09-23 19:55 UTCEG score recompute
  7. 2026-09-23 19:55 UTCGHSA enrichment
  8. 2026-09-23 17:54 UTCEPSS rescore
  9. 2026-09-23 07:56 UTCGHSA enrichment
  10. 2026-09-22 19:56 UTCEG score recompute
  11. 2026-09-22 19:56 UTCGHSA enrichment
  12. 2026-09-22 16:01 UTCEPSS rescore
  13. 2026-09-22 07:54 UTCEG score recompute
  14. 2026-09-22 07:54 UTCGHSA enrichment
  15. 2026-09-21 21:09 UTCEPSS rescore
  16. 2026-09-21 19:55 UTCGHSA enrichment
  17. 2026-09-21 07:56 UTCEG score recompute
  18. 2026-09-21 07:56 UTCGHSA enrichment
  19. 2026-09-20 20:16 UTCEPSS rescore
  20. 2026-09-20 19:57 UTCGHSA enrichment
  21. 2026-09-20 07:59 UTCGHSA enrichment
  22. 2026-09-19 19:31 UTCEG score recompute
  23. 2026-09-19 19:31 UTCGHSA enrichment
  24. 2026-09-19 07:32 UTCGHSA enrichment
  25. 2026-09-18 19:33 UTCEG score recompute
Show 25 more
  1. 2026-09-18 19:33 UTCGHSA enrichment
  2. 2026-09-18 19:28 UTCEPSS rescore
  3. 2026-09-18 07:34 UTCGHSA enrichment
  4. 2026-09-17 19:35 UTCEG score recompute
  5. 2026-09-17 19:35 UTCGHSA enrichment
  6. 2026-09-17 07:36 UTCGHSA enrichment
  7. 2026-09-16 19:37 UTCEG score recompute
  8. 2026-09-16 19:37 UTCGHSA enrichment
  9. 2026-09-16 14:08 UTCEPSS rescore
  10. 2026-09-16 12:35 UTCEG score recompute
  11. 2026-09-16 12:35 UTCGHSA enrichment
  12. 2026-09-16 05:15 UTCEPSS rescore
  13. 2026-09-16 00:36 UTCGHSA enrichment
  14. 2026-09-15 12:25 UTCEG score recompute
  15. 2026-09-15 12:25 UTCGHSA enrichment
  16. 2026-09-15 03:12 UTCEPSS rescore
  17. 2026-09-15 03:12 UTCEPSS rescore
  18. 2026-09-15 00:26 UTCGHSA enrichment
  19. 2026-09-14 12:27 UTCEG score recompute
  20. 2026-09-14 12:27 UTCGHSA enrichment
  21. 2026-09-14 11:25 UTCEG score recompute
  22. 2026-09-14 11:25 UTCGHSA enrichment
  23. 2026-09-14 07:20 UTCEG score recompute
  24. 2026-09-14 06:55 UTCEG score recompute
  25. 2026-09-14 06:54 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-82772?
CVE-2026-82772 is a high vulnerability published on September 14, 2026. Buffer overflow vulnerability exists in Contec EC1000 series. If a remote attacker sends a specially crafted request to the product's web service, an arbitrary program may be executed.
When was CVE-2026-82772 disclosed?
CVE-2026-82772 was first published in the National Vulnerability Database on September 14, 2026, with the most recent update on September 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-82772 actively exploited?
CVE-2026-82772 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 50.8% of all scored CVEs.
What is the CVSS score of CVE-2026-82772?
CVE-2026-82772 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-82772?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-82772, 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-2026-82772

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