CVE-2026-56580

LOWPre-NVD 2.22.2—
EchelonGraph scoreHIGH 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 — 4 sources updated this week
2.2
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 2.2Exploit: NoneExposed: 0

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

HCL MyCloud was affected by Using Components with Known Vulnerability ( IIS Server ). It may allow attackers to exploit publicly disclosed weaknesses and compromise the system.

CVSS v3
2.2
EG Score
2.2(high)
EPSS
7.5%
KEV
Not listed

Published

July 21, 2026

Last Modified

July 22, 2026

References (1)

Vendor Advisories for CVE-2026-56580(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 7× in last 7d / 7× 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 23:04 UTCEG score recompute
  2. 2026-07-22 23:04 UTCGHSA enrichment
  3. 2026-07-22 14:08 UTCEPSS rescore
  4. 2026-07-21 20:05 UTCEG score recompute
  5. 2026-07-21 20:05 UTCGHSA enrichment
  6. 2026-07-21 18:04 UTCEG score recompute
  7. 2026-07-21 18:03 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-56580?
CVE-2026-56580 is a low vulnerability published on July 21, 2026. HCL MyCloud was affected by Using Components with Known Vulnerability ( IIS Server ). It may allow attackers to exploit publicly disclosed weaknesses and compromise the system.
When was CVE-2026-56580 disclosed?
CVE-2026-56580 was first published in the National Vulnerability Database on July 21, 2026, with the most recent update on July 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-56580 actively exploited?
CVE-2026-56580 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 7.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-56580?
CVE-2026-56580 has a CVSS v3 base score of 2.2 (NVD).
How do I remediate CVE-2026-56580?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-56580, 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-2026-56580

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