CVE-2026-56586
Low
No strong exploitation signal.
CVSS base
3.1
LOW
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
EPSS — probability of exploitation (30 days)
0.1%
2.3th percentile
CISA KEV
Not listed
Weakness / dates
CWE-16
Published 2026-07-21 · modified 2026-07-30
CVSS breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
| Attack Vector | N | Network |
| Attack Complexity | H | High |
| Privileges Required | N | None |
| User Interaction | R | Required |
| Scope | U | Unchanged |
| Confidentiality | N | None |
| Integrity | L | Low |
| Availability | N | None |
Timeline
- 2026-07-21 — Published (NVD)
- 2026-07-30 — Last modified (NVD)
Description
HCL IEM was affected with X-Content-Type-Options Header Missing. It may enable attackers to perform SSL stripping or man-in-the-middle attacks and intercept sensitive data.