CVE-2021-28901: Multiple cross-site scripting (XSS) vulnerabilities exist in SITA Software Azur CMS 1.2.3.1 and earlier, which

Q: How do I fix CVE-2021-28901?

azurcms: upgrade to newer than 1.2.3.12. Exact commands for each OS are on this page.

Q: Is CVE-2021-28901 being exploited?

CVE-2021-28901 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-2021-28901 affect?

CVE-2021-28901 affects azurcms. Severity is medium (CVSS 5.4). Multiple cross-site scripting (XSS) vulnerabilities exist in SITA Software Azur CMS 1.2.3.1 and earlier, which allows remote attackers to inject arbitrary web script or HTML via the (1) NOM_CLI , (2) ADRESSE , (3) ADRESSE2, (4) LOCALITE par

Q: How urgent is CVE-2021-28901?

Priority 37/100. Public exploit reference

Routine

MEDIUM 5.4UPGRADE

CVE-2021-28901 is a medium-severity flaw (CVSS 5.4) affecting azurcms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities exist in SITA Software Azur CMS 1.2.3.1 and earlier, which allows remote attackers to inject arbitrary web script or HTML via the (1) NOM_CLI , (2) ADRESSE , (3) ADRESSE2, (4) LOCALITE parameters to /eshop/products/json/aouCustomerAdresse; and the (5) nom_liste parameter to /eshop/products/json/addCustomerFavorite.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-79
Published	2021-09-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: sitasoftware

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

Am I affected?

Timeline

2021-09-15 18:15 UTCPublished CVE record published
2026-06-17 03:47 UTCUpdated Record last modified

sitasoftware azurcms UPGRADE

Affected: <= 1.2.3.12

Fixed in: newer than 1.2.3.12

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy azurcms || rpm -q azurcms || azurcms --version

2. UPGRADE to newer than 1.2.3.12 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade azurcms

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade azurcms

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-2021-28901?

azurcms: upgrade to newer than 1.2.3.12. Exact commands for each OS are on this page.

Is CVE-2021-28901 being exploited?

CVE-2021-28901 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-2021-28901 affect?

CVE-2021-28901 affects azurcms. Severity is medium (CVSS 5.4). Multiple cross-site scripting (XSS) vulnerabilities exist in SITA Software Azur CMS 1.2.3.1 and earlier, which allows remote attackers to inject arbitrary web script or HTML via the (1) NOM_CLI , (2) ADRESSE , (3) ADRESSE2, (4) LOCALITE par

How urgent is CVE-2021-28901?

Priority 37/100. Public exploit reference

Related CVEs

CVE-2021-27950 HIGH 8.8 UPGRADE A SQL injection vulnerability in azurWebEngine in Sita AzurCMS through 1.2.3.12 allows an authenticated attack

References

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