CVE-2026-15053

HIGHPre-NVD 7.57.5—
EchelonGraph scoreHIGH confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-07-08. a secondary CVSS source baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.5Exploit: NoneExposed: 0

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

Tanium addressed a denial of service vulnerability in Tanium Server.

CVSS v3
7.5
EG Score
7.5(high)
EG Risk
—
EPSS
24.7%
KEV
Not listed

Published

July 8, 2026

Last Modified

July 10, 2026

Advisory Details (1)

Auto-updated Jul 8, 2026
No patch confirmed yet.
generic

TAN-2026-016 - Tanium Security Advisories

https://security.tanium.com/TAN-2026-016

Vendor Advisories for CVE-2026-15053(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 9× in last 7d / 32× 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. 2026-07-22 14:08 UTCEPSS rescore
  2. 2026-07-21 15:24 UTCEPSS rescore
  3. 2026-07-20 17:08 UTCEPSS rescore
  4. 2026-07-19 14:30 UTCEPSS rescore
  5. 2026-07-19 02:28 UTCEPSS rescore
  6. 2026-07-18 10:04 UTCEPSS rescore
  7. 2026-07-16 22:34 UTCGHSA enrichment
  8. 2026-07-16 17:02 UTCEPSS rescore
  9. 2026-07-16 10:03 UTCGHSA enrichment
  10. 2026-07-15 21:31 UTCGHSA enrichment
  11. 2026-07-15 16:57 UTCEPSS rescore
  12. 2026-07-15 09:00 UTCGHSA enrichment
  13. 2026-07-15 02:00 UTCEPSS rescore
  14. 2026-07-14 20:21 UTCGHSA enrichment
  15. 2026-07-14 07:51 UTCGHSA enrichment
  16. 2026-07-13 22:30 UTCEPSS rescore
  17. 2026-07-13 19:18 UTCGHSA enrichment
  18. 2026-07-13 06:48 UTCGHSA enrichment
  19. 2026-07-13 06:12 UTCEPSS rescore
  20. 2026-07-12 18:17 UTCGHSA enrichment
  21. 2026-07-12 05:46 UTCEPSS rescore
  22. 2026-07-12 05:45 UTCGHSA enrichment
  23. 2026-07-11 17:14 UTCGHSA enrichment
  24. 2026-07-11 08:27 UTCEPSS rescore
  25. 2026-07-11 04:44 UTCGHSA enrichment
Show 7 more
  1. 2026-07-10 16:13 UTCGHSA enrichment
  2. 2026-07-10 03:40 UTCGHSA enrichment
  3. 2026-07-09 19:10 UTCEPSS rescore
  4. 2026-07-09 15:08 UTCGHSA enrichment
  5. 2026-07-09 02:37 UTCGHSA enrichment
  6. 2026-07-08 14:07 UTCEG score recompute
  7. 2026-07-08 14:05 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-15053?
CVE-2026-15053 is a high vulnerability published on July 8, 2026. Tanium addressed a denial of service vulnerability in Tanium Server.
When was CVE-2026-15053 disclosed?
CVE-2026-15053 was first published in the National Vulnerability Database on July 8, 2026, with the most recent update on July 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-15053 actively exploited?
CVE-2026-15053 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 24.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-15053?
CVE-2026-15053 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-15053?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15053, 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-2026-15053

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