CVE-2025-55249

What it is

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.

At a glance

Exploitability

Can be exploited over the network with a low-privilege account, but needs a user to act. Limited direct impact.

Exploit odds

0.2% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-01-19 18:16 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 09:41 UTC Last updatedMost recent change to the record

Details

Published

2026-01-19 18:16 UTC

Last modified

2026-06-17 09:41 UTC

Exploit probability

0.2% · EPSS, next 30 days

Weakness

CWE-693

Record status

Analyzed

Affected

• Hcltech Aion 2.0.0

Attack profile CVSS 3.1 · 3.5

Attack vector

Network

Complexity

Low

Privileges needed

Low

User interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low