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Vulnerability record · CVE-2020-28002 · published 2 November 2020

CVE-2020-28002: Sonarsource sonarqube improper authentication vulnerability

Sonarsource · Sonarqube

In SonarQube 8.4.2.36762, an external attacker can achieve authentication bypass through SonarScanner. With an empty value for the -D sonar.login option, anonymous authentication is forced. This allows creating and overwriting public and private projects via the /api/ce/submit endpoint.

5.3 CVSS 3.1 Medium EPSS 1.1% · top 36.5% CWE-287 · Improper authentication
5.3CVSS 3.1 base score, v2 5.0
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

In SonarQube 8.4.2.36762, an external attacker can achieve authentication bypass through SonarScanner. With an empty value for the -D sonar.login option, anonymous authentication is forced. This allows creating and overwriting public and private projects via the /api/ce/submit endpoint.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://csl.com.co/sonarqube-auditando-al-auditor-parte-ii/ ExploitThird Party Advisory
https://csl.com.co/sonarqube-auditando-al-auditor-parte-ii/ ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2020-27986Sonarsource sonarqube missing authentication for critical function vulnerabilitySonarQube 8.4.2.36762 allows remote attackers to discover cleartext SMTP, SVN, and GitLab credentials via the api/settings/values URI. NOTE: reported…EPSS 16%7.2CVE-2024-47911Sonarsource sonarqube sql injection vulnerabilityIn SonarSource SonarQube 10.4 through 10.5 before 10.6, a vulnerability was discovered in the authorizations/group-memberships API endpoint that allo…EPSS 0.45%6.5CVE-2024-38460Sonarsource sonarqube sensitive information in log file vulnerabilityIn SonarQube before 10.4 and 9.9.4 LTA, encrypted values generated using the Settings Encryption feature are potentially exposed in cleartext as part…EPSS 0.33%6.1CVE-2019-17579Sonarsource sonarqube cross-site scripting vulnerabilitySonarSource SonarQube before 7.8 has XSS in project links on account/projects.EPSS 0.66%4.3CVE-2018-19413Sonarsource sonarqube information exposure vulnerabilityA vulnerability in the API of SonarSource SonarQube before 7.4 could allow an authenticated user to discover sensitive information such as valid user…EPSS 1.2%7.5CVE-2026-42018JFrog Artifactory improper authentication leaks anonymous tokenJFrog Artifactory can return an internal anonymous-user token to an unauthenticated caller even when anonymous access is disabled. Because the token …KEVEPSS 9.8%analysed9.8CVE-2026-82329JFrog Artifactory improper authentication allows admin takeoverJFrog Artifactory contains an improper authentication weakness (CWE-287) that, under default configuration, may let an unauthenticated attacker with …KEVEPSS 14%analysed8.8CVE-2026-59822LiteLLM MCP endpoint auth bypass via OAuth2 passthrough fallbackLiteLLM's MCP Streamable HTTP endpoint, prior to 1.84.0, let an unauthenticated attacker send a fabricated Authorization header that triggered an OAu…KEVEPSS 0.84%analysed

Source: NIST National Vulnerability Database (record CVE-2020-28002), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.