3.5

CVE-2026-56538: hclsoftware connections

CVSS: 3.5v3.1LowAnalyzed
Published 27-07-2026Last modified 27-07-2026
Open JSON

Vulnerability summary

CVE-2026-56538 is a low (CVSS 3.5) vulnerability in hclsoftware connections. EPSS estimates a 0.27% chance of exploitation in the next 30 days, higher than 18.1% of scored vulnerabilities.

Overall risk
14/100
0100
Low · default modelHow is this calculated?
CVSS score
3.5/10
010
Low · v3.1 (CVE.org)
EPSS score
0.27%
0%100%
Low · +0.11 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 27-07-2026
    PublishedVulnerability first disclosed.
  2. 27-07-2026
    Last modifiedVulnerability information updated.

Description

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

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.27%

Chance of exploitation in the next 30 days

Percentile

18%

Versus all other CVEs

30-day change

+0.11 pp

From 0.16% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.27%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Hclsoftware1 product
Hcltech1 product
  • connections< 8.0 | 8.0 | 8.0:cumulative_release1 | 8.0:cumulative_release10 | 8.0:cumulative_release2 | 8.0:cumulative_release3 | 8.0:cumulative_release4 | 8.0:cumulative_release5 | 8.0:cumulative_release6 | 8.0:cumulative_release7 | 8.0:cumulative_release8 | 8.0:cumulative_release9

2 vendors · 2 products

References

1 links