Vulnerability · Published Jan 19, 2026 · Assigned by HCL
CVE-2025-55249HCL AION is affected by a Missing Security Response Headers vulnerability.
Low 3.5
In plain English
A low-severity security flaw in AION from HCL Software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).
Severity (CVSS 3.1)3.5Low
Exploit odds (30 days)0.2%top 89.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
HCL AION is affected by a Missing Security Response Headers vulnerability. The absence of standard security headers may weaken the application’s overall security posture and increase its susceptibility to common web-based attacks.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| HCL Software | AION | 2 |
Weakness: CWE-693 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L