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CVE-2026-30252: Multiple reflected cross-site scripting (XSS) vulnerabilities in the login.php endpoint of Interzen Consulting

24
Routine
MEDIUM 6.1DOWNGRADEDOWNGRADEDOWNGRADE

CVE-2026-30252 is a medium-severity flaw (CVSS 6.1) affecting zencrm, zenhr, zenproject. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple reflected cross-site scripting (XSS) vulnerabilities in the login.php endpoint of Interzen Consulting S.r.l ZenShare Suite v17.0 allows attackers to execute arbitrary Javascript in the context of the user's browser via a crafted URL injected into the codice_azienda and red_url parameters.

Why this priority

  • No elevated risk signals yet

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

Risk facts

CVSS score6.1 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionRequired
EPSS exploit chance0.2% (top 90%)
CISA exploited listNo
WeaknessCWE-79
Published2026-04-02
Last modified2026-07-24
Publisher (CNA): MITRE · Vendor: interzen

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Last updated 2026-07-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

interzen zencrm DOWNGRADE
Affected: 17.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 17.0
1. Check installed version
apt-cache policy zencrm || rpm -q zencrm || zencrm --version
2. No fixed release: DOWNGRADE to a release before 17.0 (Debian / Ubuntu)
apt-cache madison zencrm sudo apt install zencrm=<VERSION_BEFORE_17.0> sudo apt-mark hold zencrm
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list zencrm sudo dnf downgrade zencrm-<VERSION_BEFORE_17.0> sudo dnf versionlock add zencrm
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.
interzen zenhr DOWNGRADE
Affected: 17.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 17.0
1. Check installed version
apt-cache policy zenhr || rpm -q zenhr || zenhr --version
2. No fixed release: DOWNGRADE to a release before 17.0 (Debian / Ubuntu)
apt-cache madison zenhr sudo apt install zenhr=<VERSION_BEFORE_17.0> sudo apt-mark hold zenhr
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list zenhr sudo dnf downgrade zenhr-<VERSION_BEFORE_17.0> sudo dnf versionlock add zenhr
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.
interzen zenproject DOWNGRADE
Affected: 17.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 17.0
1. Check installed version
apt-cache policy zenproject || rpm -q zenproject || zenproject --version
2. No fixed release: DOWNGRADE to a release before 17.0 (Debian / Ubuntu)
apt-cache madison zenproject sudo apt install zenproject=<VERSION_BEFORE_17.0> sudo apt-mark hold zenproject
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list zenproject sudo dnf downgrade zenproject-<VERSION_BEFORE_17.0> sudo dnf versionlock add zenproject
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.
interzen zenpurchase DOWNGRADE
Affected: 17.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 17.0
1. Check installed version
apt-cache policy zenpurchase || rpm -q zenpurchase || zenpurchase --version
2. No fixed release: DOWNGRADE to a release before 17.0 (Debian / Ubuntu)
apt-cache madison zenpurchase sudo apt install zenpurchase=<VERSION_BEFORE_17.0> sudo apt-mark hold zenpurchase
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list zenpurchase sudo dnf downgrade zenpurchase-<VERSION_BEFORE_17.0> sudo dnf versionlock add zenpurchase
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-2026-30252?

zencrm: downgrade or apply the listed mitigation; zenhr: downgrade or apply the listed mitigation; zenproject: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-30252 being exploited?

CVE-2026-30252 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-2026-30252 affect?

CVE-2026-30252 affects zencrm, zenhr, zenproject. Severity is medium (CVSS 6.1). Multiple reflected cross-site scripting (XSS) vulnerabilities in the login.php endpoint of Interzen Consulting S.r.l ZenShare Suite v17.0 allows attackers to execute arbitrary Javascript in the context of the user's browser via a crafted UR

How urgent is CVE-2026-30252?

Priority 24/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

References

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