Is CVE-2025-2747 in the CISA KEV catalog?

Yes. CVE-2025-2747 is on the CISA Known Exploited Vulnerabilities list, added 2025-10-20.

What is the CVSS severity of CVE-2025-2747?

CVE-2025-2747 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2025-2747?

CVE-2025-2747 has an EPSS score of 92.16% (100th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2025-2747?

No published fix for CVE-2025-2747 has been found yet. It is on the CISA Known Exploited Vulnerabilities list; federal agencies must remediate by 2025-11-10. Apply the vendor's mitigations per CISA's guidance.

CVE & CISA-KEV Catalog

CVE-2025-2747

CRITICALCISA KEVEPSS 100th pctl

9.8

CVSS v3

NVD

Description

An authentication bypass vulnerability in Kentico Xperience allows authentication bypass via the Staging Sync Server component password handling for the server defined None type. Authentication bypass allows an attacker to control administrative objects.This issue affects Xperience through 13.0.178.

CWE-288

How to fix

Actively exploited, no published fix found yet

CISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Federal remediation due: 2025-11-10

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

92.16%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Kentico Xperience CMS Authentication Bypass Using an Alternate Path or Channel Vulnerability

Kentico Xperience CMS contains an authentication bypass using an alternate path or channel vulnerability that could allow an attacker to control administrative objects.

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Remediation due: 2025-11-10

References

Patch1

devnet.kentico.com

Exploit1

labs.watchtowr.com

Third-Party Advisory2

Government Resource1

cisa.gov

Related Vulnerabilities

Other CWE-288 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-42793	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2024-1709	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2024-27198	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2025-4427	Medium	5.3	100%	KEV	Fix
CVE-2024-55591	Critical	9.8	98%	KEV + Ransom	Fix
CVE-2023-46747	Critical	9.8	97%	KEV + Ransom	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-06.