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CVE-2021-36389

24
FAUCET Score

CVE-2021-36389 is an Insecure Direct Object Reference (IDOR) vulnerability affecting Yellowfin BI versions prior to 9.6.1, allowing unauthenticated attackers to enumerate and download uploaded images. With a CVSS score of 7.5 (High), this vulnerability has a low attack complexity and requires no user interaction, potentially leading to unauthorized disclosure of sensitive information. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 9.6.1CPE matchmatch criteria
cpe:2.3:a:yellowfinbi:yellowfin:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.99%
Probability of exploitation in next 30 days
EPSS Percentile
85.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0299 is in the 75th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

packetstormsecurity.com / files/164515/Yellowfin-Cross-Site-Scripting-Insecure-Direct-Object-Reference.html
Third Party AdvisoryVDB Entry
cyberaz0r.info / 2021/10/yellowfin-multiple-vulnerabilities
seclists.org / fulldisclosure/2021/Oct/15
Third Party Advisory
github.com / cyberaz0r/Yellowfin-Multiple-Vulnerabilities/blob/main/README.md
Third Party Advisory
wiki.yellowfinbi.com / display/yfcurrent/Release+Notes+for+Yellowfin+9
Release NotesVendor Advisory