CVE-2021-45226

Name: CVE-2021-45226
Creator: NVD / NIST
Published: 2022-01-24T20:15:08.457+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.38%

Last modified Jun 17, 2026

CVE-2021-45226 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An issue was discovered in COINS Construction Cloud 11.12. Due to improper validation of user-controlled HTTP headers, attackers can cause it to send password-reset e-mails pointing to arbitrary websites.. EPSS estimates a 1.38% chance of exploitation in the next 30 days.

Description

An issue was discovered in COINS Construction Cloud 11.12. Due to improper validation of user-controlled HTTP headers, attackers can cause it to send password-reset e-mails pointing to arbitrary websites.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.38%

68.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-116

Affected Software

Vendor	Product	Versions
Coins-Global	Coins Construction Cloud	11.12

References

https://appsource.microsoft.com/en-us/product/web-apps/constructionindustrysolutionslimited-5057232.coinsconstructioncloud?tab=overviewPatch, Product, Vendor Advisory
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-051.txtExploit, Third Party Advisory
https://www.syss.de/pentest-blog/multiple-schwachstellen-im-coins-construction-cloud-erp-syss-2021-028/-029/-030/-031/-051/-052/-053Third Party Advisory
https://appsource.microsoft.com/en-us/product/web-apps/constructionindustrysolutionslimited-5057232.coinsconstructioncloud?tab=overviewPatch, Product, Vendor Advisory
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-051.txtExploit, Third Party Advisory
https://www.syss.de/pentest-blog/multiple-schwachstellen-im-coins-construction-cloud-erp-syss-2021-028/-029/-030/-031/-051/-052/-053Third Party Advisory

Timeline

Published: Jan 24, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-45226?

How severe is CVE-2021-45226?

CVE-2021-45226 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.38% probability of exploitation in the next 30 days.

How do I fix CVE-2021-45226?

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-2021-45226?

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

Scan your code now

Source: NVD / NIST