How severe is CVE-2022-44457?

CVE-2022-44457 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-44457 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-44457?

CVE-2022-44457 affects Mendix Saml. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-44457?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-44457 published?

CVE-2022-44457 was published on 2022-11-08 and last updated on 2026-06-17.

CVE-2022-44457

CVE-2022-44457 is a critical-severity vulnerability in Mendix Saml with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-294.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-294
Affected product: Mendix Saml
Published: 2022-11-08
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2022-44457?: 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.
How severe is CVE-2022-44457?: CVE-2022-44457 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-44457 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-44457?: CVE-2022-44457 affects Mendix Saml. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-44457?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-44457 published?: CVE-2022-44457 was published on 2022-11-08 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-638652.pdf

Affected products (1)

cpe:2.3:a:mendix:saml:*:*:*:*:*:*:*:*

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