MEDIUM
CVE-2026-21767
CWE-306Published: April 2, 2026· Updated: Apr 3, 2026
4.0
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:3.0th
Official Description
HCL BigFix Platform is affected by insufficient authentication. The application might allow users to access sensitive areas of the application without proper authentication.
Technical Analysis
CVE-2026-21767 requires local access, meaning attackers must already have a foothold on the target system.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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All References (1)
Quick Facts
CVE IDCVE-2026-21767
CVSS Score4.0 / 10
SeverityMEDIUM
WeaknessCWE-306
CISA KEVNo
EPSS (30d)0.01%
PublishedApr 2, 2026
Related CVEs (CWE-306)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-21767 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.