Critical severity · published Jul 16, 2026
CVE-2026-56453
HCL DFXAnalytics is affected by an Account Takeover via Response Manipulation vulnerability.
9.8
CVSS
0.4%
EPSS
No
On KEV
Description
HCL DFXAnalytics is affected by an Account Takeover via Response Manipulation vulnerability. A remote attacker can intercept and alter the contents of the server's HTTP responses before they reach the client application, allowing them to manipulate the authentication or authorization logic to bypass controls and gain unauthorized access to targeted user accounts.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DF
DFXAnalytics · HCL Software
version 3.0 and below · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-56453
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-56453
Vendor Advisory
https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0131787
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