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CVE-2021-3210

29
FAUCET Score

CVE-2021-3210 is a critical vulnerability affecting Bloodhound <= 4.0.1, where a remote attacker can execute arbitrary system commands. This occurs when a victim imports a malicious data file containing JavaScript within the objectId parameter of the components/Modals/HelpTexts/GenericAll/GenericAll.jsx component. With a CVSS score of 9.6, this vulnerability presents a high risk due to its network-based attack vector, low attack complexity, and severe impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.0.1CPE matchmatch criteria
cpe:2.3:a:bloodhound_project:bloodhound:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.6CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.70%
Probability of exploitation in next 30 days
EPSS Percentile
84.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0270 is in the 89th percentile among its peer group of 834 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.8 Bluesky, 0.5 Mastodon, and 1.2 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 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / BloodHoundAD/BloodHound/blob/338e197dc4b7a1ee929c335141172ada5bc80800/src/components/Modals/HelpModal.jsx
ExploitThird Party Advisory
github.com / BloodHoundAD/BloodHound/blob/338e197dc4b7a1ee929c335141172ada5bc80800/src/components/Modals/HelpTexts/GenericAll/GenericAll.jsx
ExploitThird Party Advisory
github.com / BloodHoundAD/BloodHound/issues/338
ExploitIssue TrackingThird Party Advisory