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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2020-10199

Sonatype Nexus Repository Remote Code Execution Vulnerability

KEVEXPLOIT ×2 ✓HIGH 8.8EPSS 99.1%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 3 May 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

Sonatype Nexus Repository before 3.21.2 allows JavaEL Injection (issue 1 of 2).

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
99.06% probability · 100th percentile
Public exploits
2 in Exploit-DB · verified · first 17 April 2020
CISA KEV
Listed 3 November 2021 · due 3 May 2022
Weakness
CWE-917
Affected
sonatype/nexus
Source
cve@mitre.org
EPSS trend
0%50%100%30 October 2026: 99.06%30 October 202630 October 2026

EPSS 99.1% since 30 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2020-10199

Public exploits (2)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-49385source ↗Sonatype Nexus 3.21.1 - Remote Code Execution (Authenticated)java · 1F98Dwebapps6 January 2021yes
EDB-48343source ↗Nexus Repository Manager - Java EL Injection RCE (Metasploit)linux · Metasploitremote17 April 2020yes

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.