CVE-2021-32828 json
Regular expression Denial of Service in MooTools
published 2023-01-05 3 y ago modified 2026-06-17 4 mo ago also GHSA-x347-fc9w-w7c3 , EUVD-2023-0583
- cvss
- 5.4
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 55%
- public exploits
- 0
- none known
Summary
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.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- 19 mo ago
Exploit prediction
0.77% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- securitylab.github.com https://securitylab.github.com/advisories/GHSL-2021-072-nuxeo referenced PoC, tagged "exploit" by a source, unverified
- github.com https://github.com/nuxeo/nuxeo/blob/master/modules/platform/nuxeo-platform-oauth/src/main/java/org/nuxeo/ecm/webengine/oauth2/OAuth2Callback.java referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| GitHub | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | org.nuxeo.ecm.platform:nuxeo-platform-oauth | <=10.10 |
no fix listed |
Affected products
- Hyland Nuxeo
Classification
References
-
securitylab.github.com
/advisories/GHSL-2021-072-nuxeo
advisory, exploit, third-party-advisory
-
github.com
/nuxeo/nuxeo/blob/master/modules/platform/nuxeo-platform-oauth/src/main/java/org/nuxeo/ecm/webengine/oauth2/OA
web, exploit, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2021-32828
advisory
-
github.com
/nuxeo/nuxeo
package
Sources
- CVE List CVE-2021-32828
- GitHub Advisory GHSA-x347-fc9w-w7c3
- NVD CVE-2021-32828
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