CVE-2025-32370: Kentico Xperience before 13.0.178 has a specific set of allowed ContentUploader file extensions for unauthenti

Q: How do I fix CVE-2025-32370?

xperience: upgrade to 13.0.178. Exact commands for each OS are on this page.

Q: Is CVE-2025-32370 being exploited?

CVE-2025-32370 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-2025-32370 affect?

CVE-2025-32370 affects xperience. Severity is high (CVSS 7.2). Kentico Xperience before 13.0.178 has a specific set of allowed ContentUploader file extensions for unauthenticated uploads; however, because .zip is processed through TryZipProviderSafe, there is additional functionality to create files wi

Q: How urgent is CVE-2025-32370?

Priority 54/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 7.2REMOTEUPGRADE

CVE-2025-32370 is a high-severity flaw (CVSS 7.2) affecting xperience. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Kentico Xperience before 13.0.178 has a specific set of allowed ContentUploader file extensions for unauthenticated uploads; however, because .zip is processed through TryZipProviderSafe, there is additional functionality to create files with other extensions. NOTE: this is a separate issue not necessarily related to SVG or XSS.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.6% (top 25%)
CISA exploited list	No
Weakness	CWE-912, CWE-434
Published	2025-04-06
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: kentico

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

Am I affected?

Timeline

2025-04-06 07:15 UTCPublished CVE record published
2026-06-17 09:11 UTCUpdated Record last modified

kentico xperience UPGRADE

Affected: < 13.0.178

Fixed in: 13.0.178

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 13.0.178 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade xperience

Note

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

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Kentico Xperience 13.0.178 - Cross Site Scripting (XSS)

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-2025-32370?

xperience: upgrade to 13.0.178. Exact commands for each OS are on this page.

Is CVE-2025-32370 being exploited?

CVE-2025-32370 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-2025-32370 affect?

CVE-2025-32370 affects xperience. Severity is high (CVSS 7.2). Kentico Xperience before 13.0.178 has a specific set of allowed ContentUploader file extensions for unauthenticated uploads; however, because .zip is processed through TryZipProviderSafe, there is additional functionality to create files wi

How urgent is CVE-2025-32370?

Priority 54/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-5591 MEDIUM 5.4 UPGRADE Kentico Xperience 13 is vulnerable to a stored cross-site scripting attack via a form component, allowing an a
CVE-2020-36890 HIGH 7.2 UPGRADE An access control bypass vulnerability in Kentico Xperience allows administrators to modify global administrat
CVE-2025-32369 MEDIUM 6.4 UPGRADE Kentico Xperience before 13.0.181 allows authenticated users to distribute malicious content (for stored XSS)
CVE-2025-2794 HIGH 8.7 UPGRADE An unsafe reflection vulnerability in Kentico Xperience allows an unauthenticated attacker to kill the current
CVE-2025-2749 HIGH 7.2 EXPLOITED UPGRADE Kentico Xperience Path Traversal Vulnerability

References

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