XSS in Apache Couchdb

CVE-2021-38295

In Apache CouchDB, a malicious user with permission to create documents in a database is able to attach a HTML attachment to a document. If a CouchDB admin opens that attachment in a browser, e.g. via the CouchDB admin interface Fauxton, a…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.025 (82.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-38295?
CVE-2021-38295 is a high-severity vulnerability in Apache Couchdb, classified under Cross-site Scripting. CVSS score: 7.3/10. Published 2021-10-14.
How severe is CVE-2021-38295?
High severity. CVSS v3 base score is 7.3 out of 10.
Is CVE-2021-38295 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.