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TI-2020-08218 Aliases CVE-2020-10199GHSA-g2f6-v5qh-h2mq

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

Priority CRITICAL 97Exploited in the wildCWE-917Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-917.

Summary

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

Why it matters now

Exploitation Active In CISA KEV since 2021-11-03CISA due date 2022-05-03
EPSS 0.99064 99th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed org.sonatype.nexus:nexus-extdirect (Maven): 3.21.2

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Active
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
—org.sonatype.nexus:nexus-extdirect (Maven)before 3.21.23.21.2Patch availableGHSA-g2f6-v5qh-h2mq
  • — Vendor— Affected all versions Fixed in — No fix listed CNA
  • org.sonatype.nexus:nexus-extdirect (Maven) Vendor— Affected before 3.21.2 Fixed in 3.21.2 Patch available GHSA-g2f6-v5qh-h2mq

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:sonatype:nexus:*:*:*:*:*:*:*:*before 3.21.2VulnerableSonatype
  • cpe:2.3:a:sonatype:nexus:*:*:*:*:*:*:*:* Versions before 3.21.2 Vulnerable ·Sonatype

Remediation

  • Fix · GHSA-g2f6-v5qh-h2mq org.sonatype.nexus:nexus-extdirect (Maven) Fixed in 3.21.2 Advisory →

Timeline

  1. 2021-11-03 Added to CISA KEV
  2. 2026-10-02 Threatist record created from CVE-2020-10199
  3. 2026-10-03 Alias added: GHSA-g2f6-v5qh-h2mq

References

Exploit 1

Patch 2

Advisory 3

Other 2

  • TI-2020-08220 Sonatype Nexus Repository before 3.21.2 allows Remote Code Execution. CVSS 3.1HIGH 7.2
  • TI-2020-09183 Sonatype Nexus Repository Manager 3.x up to and including 3.21.2 has Incorrect Access Control. CVSS 3.1HIGH 8.8
  • TI-2014-00735 Sonatype Nexus 1.x and 2.x before 2.7.1 allows remote attackers to create arbitrary… CVSS 2.0HIGH 7.5
  • TI-2014-07618 Directory traversal vulnerability in Sonatype Nexus OSS and Pro before 2.11.1-01 allows… CVSS 2.0HIGH 7.5
  • TI-2014-01597 Unspecified vulnerability in Sonatype Nexus OSS and Pro 2.4.0 through 2.7.1 allows… CVSS 2.0HIGH 7.5
  • TI-2020-15094 In Sonatype Nexus Repository 3.26.1, an S3 secret key can be exposed by an admin user. CVSS 3.1MEDIUM 4.9
See all 7 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences