High severity · published Feb 3, 2026
CVE-2025-52628
HCL AION is susceptible to Missing SameSite vulnerability
8.8
CVSS
0.2%
EPSS
No
On KEV
Description
HCL AION is affected by a Cookie with Insecure, Improper, or Missing SameSite vulnerability. This can allow cookies to be sent in cross-site requests, potentially increasing exposure to cross-site request forgery and related security risks. This issue affects AION: 2.0.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 13% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AI
AION · HCL
2.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-52628
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-52628
Vendor Advisory
https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0127972
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