CVE-2026-56538

LOWPre-NVD 3.53.5—
EchelonGraph scoreHIGH confidence

Score 3.5 from GitHub Security Advisory (severity: LOW) published 2026-07-27. a secondary CVSS source baseline 3.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
3.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 3.5Exploit: None knownExposed: 0

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

An endpoint in HCL Connections is vulnerable to information disclosure. In certain scenarios this might lead to disclosing sensitive information to unauthorized users.

CVSS v3
3.5
EG Score
3.5(high)
EG Risk
16(Track)
EG Risk 16/100SSVC: 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
Severity35% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
5%
KEV
Not listed

Published

July 27, 2026

Last Modified

August 20, 2026

References (1)

Vendor Advisories for CVE-2026-56538(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 13× in last 7d / 57× 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. 2026-08-26 02:53 UTCEG score recompute
  2. 2026-08-26 02:53 UTCGHSA enrichment
  3. 2026-08-25 13:49 UTCEPSS rescore
  4. 2026-08-23 07:57 UTCEG score recompute
  5. 2026-08-23 07:57 UTCGHSA enrichment
  6. 2026-08-23 00:19 UTCEPSS rescore
  7. 2026-08-21 23:49 UTCEPSS rescore
  8. 2026-08-20 22:55 UTCEPSS rescore
  9. 2026-08-20 13:03 UTCEG score recompute
  10. 2026-08-20 13:03 UTCGHSA enrichment
  11. 2026-08-19 17:04 UTCEPSS rescore
  12. 2026-08-19 08:33 UTCEG score recompute
  13. 2026-08-19 08:33 UTCGHSA enrichment
  14. 2026-08-18 13:48 UTCEPSS rescore
  15. 2026-08-17 13:47 UTCEPSS rescore
  16. 2026-08-16 14:56 UTCEPSS rescore
  17. 2026-08-16 13:37 UTCEG score recompute
  18. 2026-08-16 13:37 UTCGHSA enrichment
  19. 2026-08-16 02:14 UTCEPSS rescore
  20. 2026-08-15 01:30 UTCEPSS rescore
  21. 2026-08-13 22:00 UTCEPSS rescore
  22. 2026-08-13 18:43 UTCEG score recompute
  23. 2026-08-13 18:43 UTCGHSA enrichment
  24. 2026-08-12 13:51 UTCEPSS rescore
  25. 2026-08-11 00:00 UTCEPSS rescore
Show 32 more
  1. 2026-08-10 23:50 UTCEG score recompute
  2. 2026-08-10 23:50 UTCGHSA enrichment
  3. 2026-08-09 13:46 UTCEPSS rescore
  4. 2026-08-08 16:37 UTCEPSS rescore
  5. 2026-08-08 04:56 UTCEG score recompute
  6. 2026-08-08 04:56 UTCGHSA enrichment
  7. 2026-08-06 13:47 UTCEPSS rescore
  8. 2026-08-05 19:17 UTCEPSS rescore
  9. 2026-08-05 10:03 UTCEG score recompute
  10. 2026-08-05 10:03 UTCGHSA enrichment
  11. 2026-08-04 15:10 UTCEPSS rescore
  12. 2026-08-04 10:39 UTCEPSS rescore
  13. 2026-08-03 10:36 UTCEPSS rescore
  14. 2026-08-02 15:09 UTCEG score recompute
  15. 2026-08-02 15:09 UTCGHSA enrichment
  16. 2026-08-02 02:27 UTCEPSS rescore
  17. 2026-08-01 04:16 UTCEPSS rescore
  18. 2026-07-30 20:16 UTCEG score recompute
  19. 2026-07-30 20:16 UTCGHSA enrichment
  20. 2026-07-30 16:28 UTCEPSS rescore
  21. 2026-07-30 11:20 UTCEG score recompute
  22. 2026-07-30 11:20 UTCGHSA enrichment
  23. 2026-07-30 01:30 UTCEPSS rescore
  24. 2026-07-30 01:30 UTCEPSS rescore
  25. 2026-07-28 15:37 UTCEPSS rescore
  26. 2026-07-27 16:25 UTCEG score recompute
  27. 2026-07-27 16:25 UTCGHSA enrichment
  28. 2026-07-27 16:17 UTCEG score recompute
  29. 2026-07-27 16:17 UTCGHSA enrichment
  30. 2026-07-27 13:24 UTCEG score recompute
  31. 2026-07-27 12:37 UTCEG score recompute
  32. 2026-07-27 12:37 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-56538?
CVE-2026-56538 is a low vulnerability published on July 27, 2026. An endpoint in HCL Connections is vulnerable to information disclosure. In certain scenarios this might lead to disclosing sensitive information to unauthorized users.
When was CVE-2026-56538 disclosed?
CVE-2026-56538 was first published in the National Vulnerability Database on July 27, 2026, with the most recent update on August 20, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-56538 actively exploited?
CVE-2026-56538 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 94.7% of all scored CVEs.
What is the CVSS score of CVE-2026-56538?
CVE-2026-56538 has a CVSS v3 base score of 3.5 (NVD).
How do I remediate CVE-2026-56538?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-56538, 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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