CVE-2026-35146: HCL DFXServer is affected by an Unencrypted Communication vulnerability

Q: How do I fix CVE-2026-35146?

dfx server: upgrade to newer than 2.5. Exact commands for each OS are on this page.

Q: Is CVE-2026-35146 being exploited?

CVE-2026-35146 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-35146 affect?

CVE-2026-35146 affects dfx server. Severity is medium (CVSS 6.3). HCL DFXServer is affected by an Unencrypted Communication vulnerability. The application permits users to establish connections over unencrypted channels via the HTTP protocol, which could allow a remote attacker to intercept network traffi

Q: How urgent is CVE-2026-35146?

Priority 24/100. No elevated risk signals yet.

Routine

MEDIUM 6.3UPGRADE

CVE-2026-35146 is a medium-severity flaw (CVSS 6.3) affecting dfx server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

HCL DFXServer is affected by an Unencrypted Communication vulnerability. The application permits users to establish connections over unencrypted channels via the HTTP protocol, which could allow a remote attacker to intercept network traffic and expose sensitive data transmitted between the user and the application.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 92%)
CISA exploited list	No
Weakness	CWE-326
Published	2026-07-16
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

2026-07-16 12:17 UTCPublished CVE record published
2026-10-24 21:10 UTCUpdated Record last modified

hcltech dfx server UPGRADE

Affected: <= 2.5

Fixed in: newer than 2.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy dfx-server || rpm -q dfx-server || dfx-server --version

2. UPGRADE to newer than 2.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade dfx-server

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade dfx-server

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2026-35146?

dfx server: upgrade to newer than 2.5. Exact commands for each OS are on this page.

Is CVE-2026-35146 being exploited?

CVE-2026-35146 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-2026-35146 affect?

CVE-2026-35146 affects dfx server. Severity is medium (CVSS 6.3). HCL DFXServer is affected by an Unencrypted Communication vulnerability. The application permits users to establish connections over unencrypted channels via the HTTP protocol, which could allow a remote attacker to intercept network traffi

How urgent is CVE-2026-35146?

Priority 24/100. No elevated risk signals yet.

Related CVEs

CVE-2026-35147 HIGH 8.2 UPGRADE HCL DFXServer is affected by a Broken Authentication vulnerability via direct API access
CVE-2026-35149 HIGH 8.2 UPGRADE HCL DFXServer is affected by an Authentication Bypass vulnerability via server response manipulation
CVE-2026-35148 MEDIUM 6.3 UPGRADE HCL DFXServer is affected by a Missing Access Control vulnerability

References

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