CVE-2026-56578

LOWPre-NVD 2.22.2—
EchelonGraph scoreMEDIUM confidence

Score 2.2 from GitHub Security Advisory (severity: LOW) published 2026-07-21. a secondary CVSS source baseline 2.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
2.2EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 2.2Exploit: None knownExposed: 0

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

HCL MyCloud was affected by Server Version Disclosure. It may help attackers identify and exploit known vulnerabilities affecting the disclosed software versions.

CVSS v3
2.2
EG Score
2.2(medium)
EG Risk
10(Track)
EG Risk 10/100SSVC: 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
Severity22% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
17%
KEV
Not listed

Published

July 21, 2026

Last Modified

August 3, 2026

References (1)

Vendor Advisories for CVE-2026-56578(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 / 48× 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 01:22 UTCEPSS rescore
  2. 2026-08-28 21:42 UTCEPSS rescore
  3. 2026-08-28 04:12 UTCEG score recompute
  4. 2026-08-28 04:12 UTCGHSA enrichment
  5. 2026-08-27 14:25 UTCEPSS rescore
  6. 2026-08-26 14:46 UTCEPSS rescore
  7. 2026-08-25 13:49 UTCEPSS rescore
  8. 2026-08-25 10:27 UTCEG score recompute
  9. 2026-08-25 10:27 UTCGHSA enrichment
  10. 2026-08-23 00:19 UTCEPSS rescore
  11. 2026-08-22 17:00 UTCEG score recompute
  12. 2026-08-22 17:00 UTCGHSA enrichment
  13. 2026-08-21 23:49 UTCEPSS rescore
  14. 2026-08-20 22:55 UTCEPSS rescore
  15. 2026-08-19 23:33 UTCEG score recompute
  16. 2026-08-19 23:33 UTCGHSA enrichment
  17. 2026-08-19 17:04 UTCEPSS rescore
  18. 2026-08-18 13:48 UTCEPSS rescore
  19. 2026-08-17 13:47 UTCEPSS rescore
  20. 2026-08-17 06:06 UTCEG score recompute
  21. 2026-08-17 06:06 UTCGHSA enrichment
  22. 2026-08-16 14:56 UTCEPSS rescore
  23. 2026-08-16 02:14 UTCEPSS rescore
  24. 2026-08-15 01:30 UTCEPSS rescore
  25. 2026-08-14 12:39 UTCEG score recompute
Show 43 more
  1. 2026-08-14 12:39 UTCGHSA enrichment
  2. 2026-08-13 22:00 UTCEPSS rescore
  3. 2026-08-12 13:51 UTCEPSS rescore
  4. 2026-08-11 19:12 UTCEG score recompute
  5. 2026-08-11 19:12 UTCGHSA enrichment
  6. 2026-08-11 00:00 UTCEPSS rescore
  7. 2026-08-09 13:46 UTCEPSS rescore
  8. 2026-08-09 01:46 UTCEG score recompute
  9. 2026-08-09 01:46 UTCGHSA enrichment
  10. 2026-08-08 16:37 UTCEPSS rescore
  11. 2026-08-06 13:47 UTCEPSS rescore
  12. 2026-08-06 08:19 UTCEG score recompute
  13. 2026-08-06 08:19 UTCGHSA enrichment
  14. 2026-08-05 19:17 UTCEPSS rescore
  15. 2026-08-04 15:10 UTCEPSS rescore
  16. 2026-08-04 10:39 UTCEPSS rescore
  17. 2026-08-03 14:53 UTCEG score recompute
  18. 2026-08-03 14:53 UTCGHSA enrichment
  19. 2026-08-03 10:36 UTCEPSS rescore
  20. 2026-08-02 02:27 UTCEPSS rescore
  21. 2026-08-01 04:16 UTCEPSS rescore
  22. 2026-07-31 21:26 UTCEG score recompute
  23. 2026-07-31 21:26 UTCGHSA enrichment
  24. 2026-07-30 16:28 UTCEPSS rescore
  25. 2026-07-30 01:30 UTCEPSS rescore
  26. 2026-07-30 01:30 UTCEPSS rescore
  27. 2026-07-29 04:00 UTCEG score recompute
  28. 2026-07-29 03:59 UTCGHSA enrichment
  29. 2026-07-28 15:37 UTCEPSS rescore
  30. 2026-07-26 14:54 UTCEPSS rescore
  31. 2026-07-26 10:29 UTCEG score recompute
  32. 2026-07-26 10:29 UTCGHSA enrichment
  33. 2026-07-25 14:18 UTCEPSS rescore
  34. 2026-07-24 14:18 UTCEPSS rescore
  35. 2026-07-23 14:18 UTCEPSS rescore
  36. 2026-07-23 03:20 UTCEG score recompute
  37. 2026-07-22 23:04 UTCEG score recompute
  38. 2026-07-22 23:04 UTCGHSA enrichment
  39. 2026-07-22 14:08 UTCEPSS rescore
  40. 2026-07-21 20:08 UTCEG score recompute
  41. 2026-07-21 20:08 UTCGHSA enrichment
  42. 2026-07-21 18:04 UTCEG score recompute
  43. 2026-07-21 18:03 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-56578?
CVE-2026-56578 is a low vulnerability published on July 21, 2026. HCL MyCloud was affected by Server Version Disclosure. It may help attackers identify and exploit known vulnerabilities affecting the disclosed software versions.
When was CVE-2026-56578 disclosed?
CVE-2026-56578 was first published in the National Vulnerability Database on July 21, 2026, with the most recent update on August 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-56578 actively exploited?
CVE-2026-56578 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 82.8% of all scored CVEs.
What is the CVSS score of CVE-2026-56578?
CVE-2026-56578 has a CVSS v3 base score of 2.2 (NVD).
How do I remediate CVE-2026-56578?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-56578, 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-2026-56578

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