CVE-2021-43090

Name: CVE-2021-43090
Creator: NVD / NIST
Published: 2022-03-25T16:15:09.313+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.90%

Last modified Jun 17, 2026

CVE-2021-43090 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An XML External Entity (XXE) vulnerability exists in soa-model before 1.6.4 in the WSDLParser function.. EPSS estimates a 1.90% chance of exploitation in the next 30 days.

Description

An XML External Entity (XXE) vulnerability exists in soa-model before 1.6.4 in the WSDLParser function.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.90%

77.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-611

Affected Software

Vendor	Product	Versions
Predic8	Soa Model	< 1.6.4

References

https://github.com/membrane/soa-model/commit/19de16902468e7963cc4dc6b544574bc1ea3f251Patch, Third Party Advisory
https://github.com/membrane/soa-model/commit/3aa295f155f621d5ea661cb9a0604013fc8fd8ffPatch, Third Party Advisory
https://github.com/membrane/soa-model/issues/281Exploit, Issue Tracking, Third Party Advisory
https://github.com/membrane/soa-model/releases/tag/v1.6.4Release Notes, Third Party Advisory
https://github.com/membrane/soa-model/commit/19de16902468e7963cc4dc6b544574bc1ea3f251Patch, Third Party Advisory
https://github.com/membrane/soa-model/commit/3aa295f155f621d5ea661cb9a0604013fc8fd8ffPatch, Third Party Advisory
https://github.com/membrane/soa-model/issues/281Exploit, Issue Tracking, Third Party Advisory
https://github.com/membrane/soa-model/releases/tag/v1.6.4Release Notes, Third Party Advisory

Timeline

Published: Mar 25, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-43090?

An XML External Entity (XXE) vulnerability exists in soa-model before 1.6.4 in the WSDLParser function.

How severe is CVE-2021-43090?

CVE-2021-43090 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.90% probability of exploitation in the next 30 days.

How do I fix CVE-2021-43090?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-43090?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST