XSS in Yellowfinbi Yellowfin
CVE-2021-36387
In Yellowfin before 9.6.1 there is a Stored Cross-Site Scripting vulnerability in the video embed functionality exploitable through a specially crafted HTTP POST request to the page "ActivityStreamAjax.i4".
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.015 (73.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- packetstormsecurity.com/files/164515/Yellowfin-Cross-Site-Scripting-Insecure-Di… (VDB Entry, Third Party Advisory)
- wiki.yellowfinbi.com/display/yfcurrent/Release+Notes+for+Yellowfin+9 (Release Notes, Vendor Advisory)
- packetstormsecurity.com/files/164515/Yellowfin-Cross-Site-Scripting-Insecure-Di… (VDB Entry, Third Party Advisory)
- github.com/cyberaz0r/Yellowfin-Multiple-Vulnerabilities/blob/main/README.md (Third Party Advisory)
- seclists.org/fulldisclosure/2021/Oct/15 (mailing-list, Third Party Advisory)
- cyberaz0r.info/2021/10/yellowfin-multiple-vulnerabilities/
Frequently asked questions
- What is CVE-2021-36387?
- CVE-2021-36387 is a medium-severity vulnerability in Yellowfinbi Yellowfin, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-10-14.
- How severe is CVE-2021-36387?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2021-36387 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.