CVE-2026-49311

MEDIUMPre-NVD 6.26.2—
EchelonGraph scoreHIGH confidence

Score 6.2 from GitHub Security Advisory published 2026-09-09. a secondary CVSS source baseline 6.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.2EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.2Exploit: None knownExposed: 0

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

Permission control vulnerability in the event notification module.Impact: Successful exploitation of this vulnerability may affect availability.

CVSS v3
6.2
EG Score
6.2(high)
EG Risk
28(Track)
EG Risk 28/100SSVC: 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
Severity62% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
1%
KEV
Not listed

Published

September 9, 2026

Last Modified

September 9, 2026

Advisory Details (4)

Auto-updated Sep 9, 2026
No patch confirmed yet.
generic

Security Bulletins for HUAWEI PCs, September 2026

https://consumer.huawei.com/en/support/bulletinlaptops/2026/9/
generic

Security Bulletins for HUAWEI Smart Watches, September 2026

https://consumer.huawei.com/en/support/bulletinwearables/2026/9/
generic

Security Bulletins for HUAWEI Vision, September 2026

https://consumer.huawei.com/en/support/bulletinvision/2026/9/
generic

Security Bulletins for HUAWEI Phones/Tablets, September 2026

https://consumer.huawei.com/en/support/bulletin/2026/9/

Vendor Advisories for CVE-2026-49311(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 15× in last 7d / 30× 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. 2026-09-19 07:05 UTCGHSA enrichment
  2. 2026-09-18 08:33 UTCEG score recompute
  3. 2026-09-18 08:33 UTCGHSA enrichment
  4. 2026-09-17 09:59 UTCEG score recompute
  5. 2026-09-17 09:59 UTCGHSA enrichment
  6. 2026-09-16 14:08 UTCEPSS rescore
  7. 2026-09-16 11:26 UTCEG score recompute
  8. 2026-09-16 11:26 UTCGHSA enrichment
  9. 2026-09-16 05:15 UTCEPSS rescore
  10. 2026-09-15 12:51 UTCEG score recompute
  11. 2026-09-15 12:51 UTCGHSA enrichment
  12. 2026-09-14 14:18 UTCGHSA enrichment
  13. 2026-09-13 15:45 UTCGHSA enrichment
  14. 2026-09-12 17:12 UTCEG score recompute
  15. 2026-09-12 17:12 UTCGHSA enrichment
  16. 2026-09-11 18:39 UTCEG score recompute
  17. 2026-09-11 18:39 UTCGHSA enrichment
  18. 2026-09-11 14:53 UTCEPSS rescore
  19. 2026-09-10 20:06 UTCEG score recompute
  20. 2026-09-10 20:06 UTCGHSA enrichment
  21. 2026-09-10 09:35 UTCEPSS rescore
  22. 2026-09-09 21:30 UTCEG score recompute
  23. 2026-09-09 21:30 UTCGHSA enrichment
  24. 2026-09-09 20:55 UTCEG score recompute
  25. 2026-09-09 20:55 UTCGHSA enrichment
Show 5 more
  1. 2026-09-09 15:51 UTCEG score recompute
  2. 2026-09-09 15:51 UTCGHSA enrichment
  3. 2026-09-09 04:38 UTCEG score recompute
  4. 2026-09-09 03:32 UTCEG score recompute
  5. 2026-09-09 03:31 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-49311?
CVE-2026-49311 is a medium vulnerability published on September 9, 2026. Permission control vulnerability in the event notification module.Impact: Successful exploitation of this vulnerability may affect availability.
When was CVE-2026-49311 disclosed?
CVE-2026-49311 was first published in the National Vulnerability Database on September 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-49311 actively exploited?
CVE-2026-49311 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 99.4% of all scored CVEs.
What is the CVSS score of CVE-2026-49311?
CVE-2026-49311 has a CVSS v3 base score of 6.2 (NVD).
How do I remediate CVE-2026-49311?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-49311, 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-2026-49311

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