XSS in Hyland Nuxeo
CVE-2021-32828
The Nuxeo Platform is an open source content management platform for building business applications. In version 11.5.109, the `oauth2` REST API is vulnerable to Reflected Cross-Site Scripting (XSS). This XSS can be escalated to Remote Code Execution (RCE) by levering the automation API.
Vulnerability class: Insecure Deserialization
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: 0.007 (52.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Hyland Nuxeo — versions 11.5.109
Weakness classification (CWE)
Public proof-of-concept exploits
References
- securitylab.github.com/advisories/GHSL-2021-072-nuxeo (Exploit, Third Party Advisory)
- github.com/nuxeo/nuxeo/blob/master/modules/platform/nuxeo-platform-oauth/src/ma… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-32828?
- CVE-2021-32828 is a medium-severity vulnerability in Hyland Nuxeo, classified under Deserialization of Untrusted Data. CVSS score: 5.4/10. Published 2023-01-05.
- How severe is CVE-2021-32828?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2021-32828 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.