CVE-2026-15352

HIGHPre-NVD 7.57.5—
EchelonGraph scoreHIGH confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-07-16. a secondary CVSS source baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.5Exploit: None knownExposed: 0

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

A vulnerability exists in the Health & Safety (HS) application of NASA's Core Flight System (cFS). The flaw allows the application to crash via segmentation fault when processing a routine Housekeeping Telemetry request, leading to denial of service.

CVSS v3
7.5
EG Score
7.5(high)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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
Severity75% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
35%
KEV
Not listed

Published

July 16, 2026

Last Modified

July 17, 2026

Advisory Details (3)

Auto-updated Jul 16, 2026
Patch available. Sources: github_release, cisa.
cisa Patch Available

NASA Core Flight System (cFS) Health & Safety (HS) Application | CISA

https://www.cisa.gov/news-events/ics-advisories/icsa-26-197-03
github_release Patch Available

cFS - v7.0.1

Patch available: nasa/HS v7.0.1

https://github.com/nasa/HS/releases/tag/v7.0.1
generic

CSAF/csaf_files/OT/white/2026/icsa-26-197-03.json at develop · cisagov/CSAF · GitHub

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-197-03.json

Vendor Advisories for CVE-2026-15352(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 25× in last 7d / 41× 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. 2026-07-31 17:08 UTCGHSA enrichment
  2. 2026-07-31 04:32 UTCEG score recompute
  3. 2026-07-31 04:32 UTCGHSA enrichment
  4. 2026-07-30 16:27 UTCEPSS rescore
  5. 2026-07-30 16:00 UTCEG score recompute
  6. 2026-07-30 16:00 UTCGHSA enrichment
  7. 2026-07-30 03:26 UTCEG score recompute
  8. 2026-07-30 03:26 UTCGHSA enrichment
  9. 2026-07-30 01:30 UTCEPSS rescore
  10. 2026-07-29 14:52 UTCGHSA enrichment
  11. 2026-07-29 02:16 UTCEG score recompute
  12. 2026-07-29 02:15 UTCGHSA enrichment
  13. 2026-07-28 15:36 UTCEPSS rescore
  14. 2026-07-28 13:41 UTCGHSA enrichment
  15. 2026-07-28 01:02 UTCEG score recompute
  16. 2026-07-28 01:02 UTCGHSA enrichment
  17. 2026-07-27 14:13 UTCEPSS rescore
  18. 2026-07-27 12:30 UTCGHSA enrichment
  19. 2026-07-26 23:58 UTCEG score recompute
  20. 2026-07-26 23:58 UTCGHSA enrichment
  21. 2026-07-26 14:54 UTCEPSS rescore
  22. 2026-07-26 14:54 UTCEPSS rescore
  23. 2026-07-26 11:24 UTCEG score recompute
  24. 2026-07-26 11:24 UTCGHSA enrichment
  25. 2026-07-25 14:17 UTCEPSS rescore
Show 16 more
  1. 2026-07-24 14:17 UTCEPSS rescore
  2. 2026-07-23 14:18 UTCEPSS rescore
  3. 2026-07-23 03:05 UTCEG score recompute
  4. 2026-07-22 14:08 UTCEPSS rescore
  5. 2026-07-21 15:24 UTCEPSS rescore
  6. 2026-07-20 17:08 UTCEPSS rescore
  7. 2026-07-19 14:30 UTCEPSS rescore
  8. 2026-07-19 02:34 UTCEG score recompute
  9. 2026-07-19 02:34 UTCGHSA enrichment
  10. 2026-07-19 02:28 UTCEPSS rescore
  11. 2026-07-18 10:04 UTCEPSS rescore
  12. 2026-07-17 13:36 UTCEG score recompute
  13. 2026-07-17 13:36 UTCGHSA enrichment
  14. 2026-07-17 06:58 UTCGHSA enrichment
  15. 2026-07-16 20:10 UTCEG score recompute
  16. 2026-07-16 20:09 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-15352?
CVE-2026-15352 is a high vulnerability published on July 16, 2026. A vulnerability exists in the Health & Safety (HS) application of NASA's Core Flight System (cFS). The flaw allows the application to crash via segmentation fault when processing a routine Housekeeping Telemetry request, leading to denial of service.
When was CVE-2026-15352 disclosed?
CVE-2026-15352 was first published in the National Vulnerability Database on July 16, 2026, with the most recent update on July 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-15352 actively exploited?
CVE-2026-15352 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 64.7% of all scored CVEs.
What is the CVSS score of CVE-2026-15352?
CVE-2026-15352 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-15352?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15352, 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

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