CVE-2026-56581: HCL MyCloud was affected with Cookie Attribute Path Not Set

Routine

LOW 2.6DOWNGRADE

CVE-2026-56581 is a low-severity flaw (CVSS 2.6) affecting dryice mycloud. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

HCL MyCloud was affected with Cookie Attribute Path Not Set. It may increase the risk of unauthorized access to session data or authentication tokens.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	2.6 (Low)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 96%)
CISA exploited list	No
Weakness	CWE-614
Published	2026-07-21
Last modified	2026-10-24

Publisher (CNA): HCL Software · Vendor: hcltech

Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-21 18:17 UTCPublished CVE record published
2026-10-24 19:10 UTCUpdated Record last modified

hcltech dryice mycloud DOWNGRADE

Affected: 10.8.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 10.8.1

1. Check installed version

apt-cache policy dryice-mycloud || rpm -q dryice-mycloud || dryice-mycloud --version

2. No fixed release: DOWNGRADE to a release before 10.8.1 (Debian / Ubuntu)

apt-cache madison dryice-mycloud sudo apt install dryice-mycloud=<VERSION_BEFORE_10.8.1> sudo apt-mark hold dryice-mycloud

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list dryice-mycloud sudo dnf downgrade dryice-mycloud-<VERSION_BEFORE_10.8.1> sudo dnf versionlock add dryice-mycloud

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-56581?

dryice mycloud: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-56581 being exploited?

CVE-2026-56581 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-56581 affect?

CVE-2026-56581 affects dryice mycloud. Severity is low (CVSS 2.6). HCL MyCloud was affected with Cookie Attribute Path Not Set. It may increase the risk of unauthorized access to session data or authentication tokens.

How urgent is CVE-2026-56581?

Priority 10/100. No elevated risk signals yet.

Related CVEs

CVE-2026-56577 LOW 3.1 DOWNGRADE HCL MyCloud was affected with Weak Password Policy
CVE-2026-56579 LOW 3.1 DOWNGRADE HCL MyCloud was affected with License Key Revealed in HTTP Response
CVE-2026-56583 LOW 3.1 DOWNGRADE HCL MyCloud was affected with Concurrent Login Vulnerability
CVE-2026-56580 LOW 2.2 DOWNGRADE HCL MyCloud was affected by Using Components with Known Vulnerability ( IIS Server )
CVE-2026-56578 LOW 2.2 DOWNGRADE HCL MyCloud was affected by Server Version Disclosure

References

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