CVE-2026-59310

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-30. 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.

VMware vCenter contains a directory traversal vulnerability in the Syslog server. A malicious actor with network access to vCenter may exploit this issue to execute arbitrary code.

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%
Exploitation1% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
63%
KEV
Not listed

Published

July 30, 2026

Last Modified

July 30, 2026

Advisory Details (1)

Auto-updated Jul 30, 2026
No patch confirmed yet.
generic

Support Content Notification - Support Portal - Broadcom support portal

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/38017

Vendor Advisories for CVE-2026-59310(3)

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 19× in last 7d / 19× 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. 2026-08-01 07:13 UTCEG score recompute
  2. 2026-08-01 07:13 UTCGHSA enrichment
  3. 2026-08-01 04:16 UTCEPSS rescore
  4. 2026-08-01 03:23 UTCGHSA enrichment
  5. 2026-07-31 23:32 UTCGHSA enrichment
  6. 2026-07-31 19:37 UTCGHSA enrichment
  7. 2026-07-31 15:45 UTCGHSA enrichment
  8. 2026-07-31 11:50 UTCGHSA enrichment
  9. 2026-07-31 08:00 UTCGHSA enrichment
  10. 2026-07-31 04:08 UTCGHSA enrichment
  11. 2026-07-31 00:16 UTCGHSA enrichment
  12. 2026-07-30 20:25 UTCGHSA enrichment
  13. 2026-07-30 16:29 UTCEG score recompute
  14. 2026-07-30 16:28 UTCGHSA enrichment
  15. 2026-07-30 15:40 UTCEG score recompute
  16. 2026-07-30 15:40 UTCGHSA enrichment
  17. 2026-07-30 13:27 UTCEG score recompute
  18. 2026-07-30 12:47 UTCEG score recompute
  19. 2026-07-30 12:46 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-59310?
CVE-2026-59310 is a critical vulnerability published on July 30, 2026. VMware vCenter contains a directory traversal vulnerability in the Syslog server. A malicious actor with network access to vCenter may exploit this issue to execute arbitrary code.
When was CVE-2026-59310 disclosed?
CVE-2026-59310 was first published in the National Vulnerability Database on July 30, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-59310 actively exploited?
CVE-2026-59310 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 36.6% of all scored CVEs.
What is the CVSS score of CVE-2026-59310?
CVE-2026-59310 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-59310?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-59310, 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-2026-59310

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