CVE-2026-56580 HCL MyCloud was affected by Using Components with Known Vulnerability
HCL MyCloud includes vulnerable IIS Server components, allowing attackers to exploit known weaknesses to compromise the system.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-56580?
CVE-2026-56580 is a low-severity vulnerability in HCLSoftware MyCloud, published on 21 Jul 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
HCL MyCloud was affected by Using Components with Known Vulnerability ( IIS Server ). It may allow attackers to exploit publicly disclosed weaknesses and compromise the system.
Weakness: CWE-1104
Which versions are affected by CVE-2026-56580?
It affects 1 product.
Products include Hcltech Dryice Mycloud.
How do I fix CVE-2026-56580?
No fix has been published for CVE-2026-56580 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-56580 being exploited?
There is no known exploitation of CVE-2026-56580 in the wild and no public exploit code.
Other vulnerabilities in HCLSoftware MyCloud
- CVE-2023-23346 Use of a broken cryptographic algorithm affects HCL DRYiCE MyCloud
- CVE-2024-30150 An unauthenticated privilege escalation vulnerability affects HCL MyCloud
- CVE-2026-56577 HCL MyCloud affected by Weak Password Policy
- CVE-2026-56579 HCL MyCloud was affected with Exposure of Sensitive Information to an Unauthorized Actor.
- CVE-2026-56582 HCL MyCloud was affected with SSL/TLS Protocol Affected with LUCKY13 Vulnerability.
Sources
Also known as GHSA-734q-fxqq-j3r7.