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CVE-2020-10203

15
FAUCET Score

CVE-2020-10203 describes a Cross-Site Scripting (XSS) vulnerability affecting Sonatype Nexus Repository versions prior to 3.21.2. This medium-severity flaw (CVSS 4.8) requires high privileges and user interaction for exploitation, potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.21.2CPE matchmatch criteria
cpe:2.3:a:sonatype:nexus:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.8MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
1.7
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.92%
Probability of exploitation in next 30 days
EPSS Percentile
56.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0092 is in the 92nd percentile among its peer group of 4,931 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa
Product: org.sonatype.nexus:nexus-coreFixed in: 3.21.2

Vendor Advisories (1)

mavenGHSA-3944-787c-f852medium

Persistent Cross-Site scripting in Nexus Repository Manager

Apr 14, 2020

References

support.sonatype.com / hc/en-us/articles/360044361594
PatchVendor Advisory