CVE-2026-35148: HCL DFXServer is affected by a Missing Access Control vulnerability

Q: How do I fix CVE-2026-35148?

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

Q: Is CVE-2026-35148 being exploited?

CVE-2026-35148 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-2026-35148 affect?

CVE-2026-35148 affects dfx server. Severity is medium (CVSS 6.3). HCL DFXServer is affected by a Missing Access Control vulnerability. This vulnerability states that certain endpoints are accessible without any form of authentication in another browser. This allows any network user to invoke these APIs an

Q: How urgent is CVE-2026-35148?

Priority 27/100. No elevated risk signals yet.

Routine

MEDIUM 6.3UPGRADE

CVE-2026-35148 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 a Missing Access Control vulnerability. This vulnerability states that certain endpoints are accessible without any form of authentication in another browser. This allows any network user to invoke these APIs and interact with the application without verification of their identity or authorization level.

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	0.3% (top 79%)
CISA exploited list	No
Weakness	CWE-284
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-2026-35148?

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

Is CVE-2026-35148 being exploited?

CVE-2026-35148 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-2026-35148 affect?

CVE-2026-35148 affects dfx server. Severity is medium (CVSS 6.3). HCL DFXServer is affected by a Missing Access Control vulnerability. This vulnerability states that certain endpoints are accessible without any form of authentication in another browser. This allows any network user to invoke these APIs an

How urgent is CVE-2026-35148?

Priority 27/100. 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-2026-35146 MEDIUM 6.3 UPGRADE HCL DFXServer is affected by an Unencrypted Communication vulnerability

References

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