CVE-2020-10204 in the critical feed json
Remote Code Execution - JavaEL Injection (low privileged accounts) in Nexus Repository Manager
published 2020-04-01 6 y ago modified 2026-09-10 1 mo ago also GHSA-8h56-v53h-5hhj , EUVD-2020-0371
- cvss
- 7.2
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 38.4%
- EPSS 38.4% chance of exploitation in 30 days, percentile 98%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
Sonatype Nexus Repository before 3.21.2 allows Remote Code Execution.
Patch / fix
- maven org.sonatype.nexus:nexus-core 3.21.2
- sonatype nexus 3.21.2
Exploit prediction
38.42% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template Sonatype Nexus Repository Manager 3 - Remote Code Execution nuclei detection template
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 9.0 | AV:N/AC:L/Au:S/C:C/I:C/A:C |
| GitHub | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | org.sonatype.nexus:nexus-core | <3.21.2 |
3.21.2 |
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
support.sonatype.com
/hc/en-us/articles/360044356194
web, patch, vendor-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2020-10204
advisory
-
securitylab.github.com
/advisories/GHSL-2020-011-nxrm-sonatype
advisory
-
securitylab.github.com
/advisories/GHSL-2020-012-nxrm-sonatype
advisory
-
support.sonatype.com
/hc/en-us/articles/360044882533
web
Sources
- CVE List CVE-2020-10204
- GitHub Advisory GHSA-8h56-v53h-5hhj
- NVD CVE-2020-10204
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