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CVE-2021-45222

27
FAUCET Score

CVE-2021-45222 describes a high-severity privilege escalation vulnerability in COINS Construction Cloud version 11.12, specifically within its human resources interface. This flaw, stemming from logical errors, allows HR personnel to escalate their privileges, potentially leading to full compromise of confidentiality, integrity, and availability. The vulnerability has a CVSS score of 8.8, indicating a high risk, and can be exploited remotely with low privileges and complexity. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
11.12CPE matchmatch criteria
cpe:2.3:a:coins-global:coins_construction_cloud:11.12:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.51%
Probability of exploitation in next 30 days
EPSS Percentile
71.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0151 is in the 69th percentile among its peer group of 17,829 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

appsource.microsoft.com / en-us/product/web-apps/constructionindustrysolutionslimited-5057232.coinsconstructioncloud
PatchProductVendor Advisory
syss.de / fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-029.txt
ExploitThird Party Advisory
syss.de / pentest-blog/multiple-schwachstellen-im-coins-construction-cloud-erp-syss-2021-028/-029/-030/-031/-051/-052/-053
Third Party Advisory