Medium severity · published Mar 26, 2026
CVE-2025-55266
HCL Aftermarket DPC is affected by Session Fixation
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
HCL Aftermarket DPC is affected by Session Fixation which allows attacker to takeover the user's session and use it carry out unauthorized transaction behalf of the user.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 18% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AD
Aftermarket DPC · HCL
version 1.0.0 · source: vendor
AC
Aftermarket Cloud · Hcltech
1.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-55266
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-55266
Vendor Advisory
https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0129793
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