CVE-2025-54139: HAX CMS allows users to manage their microsite universe with a NodeJS or PHP backend

Routine

MEDIUM 4.3UPGRADEUPGRADE

CVE-2025-54139 is a medium-severity flaw (CVSS 4.3) affecting haxcms-nodejs, haxcms-php. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

HAX CMS allows users to manage their microsite universe with a NodeJS or PHP backend. In haxcms-nodejs versions 11.0.12 and below and in haxcms-php versions 11.0.7 and below, all pages within the HAX CMS application do not contain headers to prevent other websites from loading the site within an iframe. This applies to both the CMS and generated sites. An unauthenticated attacker can load the standalone login page or other sensitive functionality

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 71%)
CISA exploited list	No
Weakness	CWE-1021
Published	2025-07-23
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: psu

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-23 00:15 UTCPublished CVE record published
2026-06-17 09:39 UTCUpdated Record last modified

psu haxcms-nodejs UPGRADE

Affected: >= 11.0.6 and < 11.0.13

Fixed in: 11.0.13

Safe to downgrade to: a release before 11.0.6

1. Check installed version

npm ls haxcms-nodejs

2. UPGRADE to 11.0.13

npm install haxcms-nodejs@">=11.0.13"

3. If no update is available yet, DOWNGRADE to a release before 11.0.6

npm view haxcms-nodejs versions npm install haxcms-nodejs@"<11.0.6"

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.

psu haxcms-php UPGRADE

Affected: >= 11.0.0 and < 11.0.8

Fixed in: 11.0.8

Safe to downgrade to: a release before 11.0.0

1. Check installed version

apt-cache policy haxcms-php || rpm -q haxcms-php || haxcms-php --version

2. UPGRADE to 11.0.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade haxcms-php

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade haxcms-php

Note

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

3. If no update is available yet, DOWNGRADE to a release before 11.0.0 (Debian / Ubuntu)

apt-cache madison haxcms-php sudo apt install haxcms-php=<VERSION_BEFORE_11.0.0> sudo apt-mark hold haxcms-php

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list haxcms-php sudo dnf downgrade haxcms-php-<VERSION_BEFORE_11.0.0> sudo dnf versionlock add haxcms-php

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-2025-54139?

haxcms-nodejs: upgrade to 11.0.13; haxcms-php: upgrade to 11.0.8. Exact commands for each OS are on this page.

Is CVE-2025-54139 being exploited?

CVE-2025-54139 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-2025-54139 affect?

CVE-2025-54139 affects haxcms-nodejs, haxcms-php. Severity is medium (CVSS 4.3). HAX CMS allows users to manage their microsite universe with a NodeJS or PHP backend. In haxcms-nodejs versions 11.0.12 and below and in haxcms-php versions 11.0.7 and below, all pages within the HAX CMS application do not contain headers t

How urgent is CVE-2025-54139?

Priority 27/100. Public exploit reference

Software pages

Node.js vulnerabilities · PHP vulnerabilities

Related CVEs

CVE-2025-54378 HIGH 8.3 UPGRADE UPGRADE HAX CMS allows you to manage your microsite universe with PHP or NodeJs backends
CVE-2025-54137 HIGH 7.3 UPGRADE HAX CMS NodeJS allows users to manage their microsite universe with a NodeJS backend
CVE-2025-54134 MEDIUM 6.5 UPGRADE HAX CMS NodeJs allows users to manage their microsite universe with a NodeJs backend
CVE-2025-54128 MEDIUM 6.1 UPGRADE HAX CMS NodeJs allows users to manage their microsite universe with a NodeJs backend
CVE-2025-54127 CRITICAL 9.8 UPGRADE HAXcms with nodejs backend allows users to start the server in any HAXsite or HAXcms instance

References

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