Is CVE-2022-44457 in the CISA KEV catalog?

No. CVE-2022-44457 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-44457?

CVE-2022-44457 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2022-44457?

CVE-2022-44457 has an EPSS score of 0.70% (49th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-44457?

Upgrade saml to 3.3.4 or later.

CVE & CISA-KEV Catalog

CVE-2022-44457

CRITICAL

9.8

CVSS v3

NVD

Description

A vulnerability has been identified in Mendix SAML (Mendix 7 compatible) (All versions < V1.17.0), Mendix SAML (Mendix 7 compatible) (All versions >= V1.17.0 < V1.17.2), Mendix SAML (Mendix 8 compatible) (All versions < V2.3.0), Mendix SAML (Mendix 8 compatible) (All versions >= V2.3.0 < V2.3.2), Mendix SAML (Mendix 9 compatible, New Track) (All versions < V3.3.1), Mendix SAML (Mendix 9 compatible, New Track) (All versions >= V3.3.1 < V3.3.5), Mendix SAML (Mendix 9 compatible, Upgrade Track) (All versions < V3.3.0), Mendix SAML (Mendix 9 compatible, Upgrade Track) (All versions >= V3.3.0 < V3.3.4). Affected versions of the module insufficiently protect from packet capture replay, only when the not recommended, non default configuration option `'Allow Idp Initiated Authentication'` is enabled. This CVE entry describes the incomplete fix for CVE-2022-37011 in a specific non default configuration.

CWE-294

How to fix

Remediation Available

samlNVD

Affected:>= 3.3.0, < 3.3.4Fixed in:3.3.4CVE-2022-44457derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

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

0.70%probability of exploitation in 30 days

49thpercentile

Moderate risk: more likely to be exploited than 49% of all known CVEs.

References

Patch1

cert-portal.siemens.com

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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 2025-05-01.