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CVE-2021-22851

29
FAUCET Score

CVE-2021-22851 is a critical SQL Injection vulnerability (CWE-89) affecting HGiga EIP products, specifically hgiga oaklouds_openid. An unauthenticated attacker can exploit this by injecting SQL commands into a specific URL parameter on the document management page, leading to full compromise of the database schema and data. With a CVSS score of 9.8 (CRITICAL), this vulnerability allows for complete confidentiality, integrity, and availability impact with low attack complexity and no user interaction required. While there is no evidence of active exploitation, public exploit code, or significant community discussion, its high severity warrants immediate patching.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.0, < 2.0-54CPE matchmatch criteria
cpe:2.3:a:hgiga:oaklouds_openid:*:*:*:*:*:*:*:*
>= 3.0, < 3.0-54CPE matchmatch criteria
cpe:2.3:a:hgiga:oaklouds_openid:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.16%
Probability of exploitation in next 30 days
EPSS Percentile
63.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0116 is in the 50th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

chtsecurity.com / news/eb024200-7cf9-4c58-a063-c451dbc9daef
Third Party Advisory
twcert.org.tw / tw/cp-132-4327-50e99-1.html
Third Party Advisory