CVE-2026-82082

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-28. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.8Exploit: None knownExposed: 0

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

NUMail developed by Green-Computing has an OS Command Injection vulnerability. Unauthenticated remote attackers can inject arbitrary OS commands and execute them on the server.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
60(Track)
EG Risk 60/100SSVC: 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
Severity98% × 45%
Exploitation2% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
72%
KEV
Not listed

Published

August 28, 2026

Last Modified

August 28, 2026

Advisory Details (2)

Auto-updated Aug 28, 2026
No patch confirmed yet. Sources: cert.
cert

綠色運算｜NUMail - OS Command Injection-TWCERT/CC台灣電腦網路危機處理暨協調中心|企業資安通報協處|資安情資分享|漏洞通報|資安聯盟|資安電子報

https://www.twcert.org.tw/tw/cp-132-11144-45c6a-1.html
cert

Green-Computing｜NUMail - OS Command Injection-TWCERT/CC Taiwan Computer Emergency Response Team/Coordination Center

https://www.twcert.org.tw/en/cp-139-11145-5361d-2.html

Vendor Advisories for CVE-2026-82082(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 23× in last 7d / 23× 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 06:05 UTCGHSA enrichment
  2. 2026-08-30 01:49 UTCEG score recompute
  3. 2026-08-30 01:49 UTCGHSA enrichment
  4. 2026-08-30 01:22 UTCEPSS rescore
  5. 2026-08-29 21:34 UTCGHSA enrichment
  6. 2026-08-29 17:18 UTCGHSA enrichment
  7. 2026-08-29 12:39 UTCGHSA enrichment
  8. 2026-08-29 08:22 UTCGHSA enrichment
  9. 2026-08-29 04:07 UTCGHSA enrichment
  10. 2026-08-28 23:51 UTCEG score recompute
  11. 2026-08-28 23:50 UTCGHSA enrichment
  12. 2026-08-28 21:42 UTCEPSS rescore
  13. 2026-08-28 18:58 UTCGHSA enrichment
  14. 2026-08-28 16:36 UTCEG score recompute
  15. 2026-08-28 16:36 UTCGHSA enrichment
  16. 2026-08-28 15:39 UTCEG score recompute
  17. 2026-08-28 15:39 UTCGHSA enrichment
  18. 2026-08-28 11:55 UTCGHSA enrichment
  19. 2026-08-28 07:40 UTCEG score recompute
  20. 2026-08-28 07:40 UTCGHSA enrichment
  21. 2026-08-28 05:23 UTCEG score recompute
  22. 2026-08-28 04:59 UTCEG score recompute
  23. 2026-08-28 04:57 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-82082?
CVE-2026-82082 is a critical vulnerability published on August 28, 2026. NUMail developed by Green-Computing has an OS Command Injection vulnerability. Unauthenticated remote attackers can inject arbitrary OS commands and execute them on the server.
When was CVE-2026-82082 disclosed?
CVE-2026-82082 was first published in the National Vulnerability Database on August 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-82082 actively exploited?
CVE-2026-82082 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 28.0% of all scored CVEs.
What is the CVSS score of CVE-2026-82082?
CVE-2026-82082 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-82082?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-82082, 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-2026-82082

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