CVE-2026-55083 DHIS2 - Remote Code Execution

DHIS2 2.42.0 < 2.42.5.1, 2.43.0 < 2.43.0.1 contains a remote code execution caused by unsafe Java deserialization, letting remote attackers execute arbitrary code, exploit requires crafted input to the deserialization component.

CVSS base score 9.1 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.57% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Published
1 October 2026
Updated
15 October 2026
Weakness
CWE-502

Vendor fix

Update to versions 2.42.5.1, 2.43.0.1, 2.44 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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