Search/CVE-2026-21827
● CVE — Low

CVE-2026-21827

DiscoveredAug 31, 2026UpdatedSep 3, 2026

HCL Connections is vulnerable to an information disclosure vulnerability which could allow a user to obtain sensitive information they are not entitled to, caused by improper handling of request data they are not entitled to, caused by improper handling of request data.

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CVSS v3.1
3.1 LOW
EPSS
0.24%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Sep 2, 2026 → Oct 26, 2026
▲ 0.09pp
0.15% → 0.24% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityHIGH
Privileges RequiredNONE
User InteractionREQUIRED
ScopeUNCHANGED
ConfidentialityLOW
IntegrityNONE
AvailabilityNONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Connections
1 relationships
Timeline
disclosure → media coverage
Aug 31, 2026
Disclosure — published as a CVE record. · last revised by NVD Sep 3, 2026