Discourse is an open source discussion platform. Prior to version 3.1.0.beta7 of the `beta` and `tests-passed` branches, a CSP (Content Security Policy) nonce reuse vulnerability was discovered could allow cross-site scripting (XSS) attacks to bypass CSP protection for anonymous (i.e. unauthenticated) users. There are no known XSS vectors at the moment, but should one be discovered, this vulnerability would allow the XSS attack to bypass CSP and execute successfully. This vulnerability isn't applicable to logged-in users. Version 3.1.0.beta7 contains a patch. The stable branch doesn't have this vulnerability. A workaround to prevent the vulnerability is to disable Google Tag Manager, i.e., unset the `gtm container id` setting.
This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.8, indicating it can be exploited remotely over the network but requires specific conditions to be met without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), for affected systems. Impacting 1 product from discourse organizations running these solutions should prioritize assessment and patching.
Reported in 2023, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.
2023-07-28T15:15:10.960
2024-11-21T08:11:46.107
Modified
CVSSv3.1: 6.8 (MEDIUM)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | discourse | discourse | 1.1.0 | Yes |
| Application | discourse | discourse | 1.1.0 | Yes |
| Application | discourse | discourse | 1.1.0 | Yes |
| Application | discourse | discourse | 1.1.0 | Yes |
| Application | discourse | discourse | 1.1.0 | Yes |
| Application | discourse | discourse | 1.1.0 | Yes |
| Application | discourse | discourse | 1.1.0 | Yes |
| Application | discourse | discourse | 1.1.0 | Yes |
| Application | discourse | discourse | 1.1.0 | Yes |
| Application | discourse | discourse | 1.2.0 | Yes |
| Application | discourse | discourse | 1.2.0 | Yes |
| Application | discourse | discourse | 1.2.0 | Yes |
| Application | discourse | discourse | 1.2.0 | Yes |
| Application | discourse | discourse | 1.2.0 | Yes |
| Application | discourse | discourse | 1.2.0 | Yes |
| Application | discourse | discourse | 1.2.0 | Yes |
| Application | discourse | discourse | 1.2.0 | Yes |
| Application | discourse | discourse | 1.2.0 | Yes |
| Application | discourse | discourse | 1.3.0 | Yes |
| Application | discourse | discourse | 1.3.0 | Yes |
| Application | discourse | discourse | 1.3.0 | Yes |
| Application | discourse | discourse | 1.3.0 | Yes |
| Application | discourse | discourse | 1.3.0 | Yes |
| Application | discourse | discourse | 1.3.0 | Yes |
| Application | discourse | discourse | 1.3.0 | Yes |
| Application | discourse | discourse | 1.3.0 | Yes |
| Application | discourse | discourse | 1.3.0 | Yes |
| Application | discourse | discourse | 1.3.0 | Yes |
| Application | discourse | discourse | 1.3.0 | Yes |
| Application | discourse | discourse | 1.4.0 | Yes |
| Application | discourse | discourse | 1.4.0 | Yes |
| Application | discourse | discourse | 1.4.0 | Yes |
| Application | discourse | discourse | 1.4.0 | Yes |
| Application | discourse | discourse | 1.4.0 | Yes |
| Application | discourse | discourse | 1.4.0 | Yes |
| Application | discourse | discourse | 1.4.0 | Yes |
| Application | discourse | discourse | 1.4.0 | Yes |
| Application | discourse | discourse | 1.4.0 | Yes |
| Application | discourse | discourse | 1.4.0 | Yes |
| Application | discourse | discourse | 1.4.0 | Yes |
| Application | discourse | discourse | 1.4.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.5.0 | Yes |
| Application | discourse | discourse | 1.6.0 | Yes |
| Application | discourse | discourse | 1.6.0 | Yes |
| Application | discourse | discourse | 1.6.0 | Yes |
| Application | discourse | discourse | 1.6.0 | Yes |
| Application | discourse | discourse | 1.6.0 | Yes |
| Application | discourse | discourse | 1.6.0 | Yes |
| Application | discourse | discourse | 1.6.0 | Yes |
| Application | discourse | discourse | 1.6.0 | Yes |
| Application | discourse | discourse | 1.6.0 | Yes |
| Application | discourse | discourse | 1.6.0 | Yes |
| Application | discourse | discourse | 1.6.0 | Yes |
| Application | discourse | discourse | 1.6.0 | Yes |
| Application | discourse | discourse | 1.7.0 | Yes |
| Application | discourse | discourse | 1.7.0 | Yes |
| Application | discourse | discourse | 1.7.0 | Yes |
| Application | discourse | discourse | 1.7.0 | Yes |
| Application | discourse | discourse | 1.7.0 | Yes |
| Application | discourse | discourse | 1.7.0 | Yes |
| Application | discourse | discourse | 1.7.0 | Yes |
| Application | discourse | discourse | 1.7.0 | Yes |
| Application | discourse | discourse | 1.7.0 | Yes |
| Application | discourse | discourse | 1.7.0 | Yes |
| Application | discourse | discourse | 1.7.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.8.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 1.9.0 | Yes |
| Application | discourse | discourse | 2.0.0 | Yes |
| Application | discourse | discourse | 2.0.0 | Yes |
| Application | discourse | discourse | 2.0.0 | Yes |
| Application | discourse | discourse | 2.0.0 | Yes |
| Application | discourse | discourse | 2.0.0 | Yes |
| Application | discourse | discourse | 2.0.0 | Yes |
| Application | discourse | discourse | 2.0.0 | Yes |
| Application | discourse | discourse | 2.0.0 | Yes |
| Application | discourse | discourse | 2.0.0 | Yes |
| Application | discourse | discourse | 2.0.0 | Yes |
| Application | discourse | discourse | 2.1.0 | Yes |
| Application | discourse | discourse | 2.1.0 | Yes |
| Application | discourse | discourse | 2.1.0 | Yes |
| Application | discourse | discourse | 2.1.0 | Yes |
| Application | discourse | discourse | 2.1.0 | Yes |
| Application | discourse | discourse | 2.1.0 | Yes |
| Application | discourse | discourse | 2.2.0 | Yes |
| Application | discourse | discourse | 2.2.0 | Yes |
| Application | discourse | discourse | 2.2.0 | Yes |
| Application | discourse | discourse | 2.2.0 | Yes |
| Application | discourse | discourse | 2.2.0 | Yes |
| Application | discourse | discourse | 2.2.0 | Yes |
| Application | discourse | discourse | 2.2.0 | Yes |
| Application | discourse | discourse | 2.2.0 | Yes |
| Application | discourse | discourse | 2.2.0 | Yes |
| Application | discourse | discourse | 2.2.0 | Yes |
| Application | discourse | discourse | 2.3.0 | Yes |
| Application | discourse | discourse | 2.3.0 | Yes |
| Application | discourse | discourse | 2.3.0 | Yes |
| Application | discourse | discourse | 2.3.0 | Yes |
| Application | discourse | discourse | 2.3.0 | Yes |
| Application | discourse | discourse | 2.3.0 | Yes |
| Application | discourse | discourse | 2.3.0 | Yes |
| Application | discourse | discourse | 2.3.0 | Yes |
| Application | discourse | discourse | 2.3.0 | Yes |
| Application | discourse | discourse | 2.3.0 | Yes |
| Application | discourse | discourse | 2.3.0 | Yes |
| Application | discourse | discourse | 2.4.0 | Yes |
| Application | discourse | discourse | 2.4.0 | Yes |
| Application | discourse | discourse | 2.4.0 | Yes |
| Application | discourse | discourse | 2.4.0 | Yes |
| Application | discourse | discourse | 2.4.0 | Yes |
| Application | discourse | discourse | 2.4.0 | Yes |
| Application | discourse | discourse | 2.4.0 | Yes |
| Application | discourse | discourse | 2.4.0 | Yes |
| Application | discourse | discourse | 2.4.0 | Yes |
| Application | discourse | discourse | 2.4.0 | Yes |
| Application | discourse | discourse | 2.4.0 | Yes |
| Application | discourse | discourse | 2.5.0 | Yes |
| Application | discourse | discourse | 2.5.0 | Yes |
| Application | discourse | discourse | 2.5.0 | Yes |
| Application | discourse | discourse | 2.5.0 | Yes |
| Application | discourse | discourse | 2.5.0 | Yes |
| Application | discourse | discourse | 2.5.0 | Yes |
| Application | discourse | discourse | 2.5.0 | Yes |
| Application | discourse | discourse | 2.6.0 | Yes |
| Application | discourse | discourse | 2.6.0 | Yes |
| Application | discourse | discourse | 2.6.0 | Yes |
| Application | discourse | discourse | 2.6.0 | Yes |
| Application | discourse | discourse | 2.6.0 | Yes |
| Application | discourse | discourse | 2.6.0 | Yes |
| Application | discourse | discourse | 2.7.0 | Yes |
| Application | discourse | discourse | 2.7.0 | Yes |
| Application | discourse | discourse | 2.7.0 | Yes |
| Application | discourse | discourse | 2.7.0 | Yes |
| Application | discourse | discourse | 2.7.0 | Yes |
| Application | discourse | discourse | 2.7.0 | Yes |
| Application | discourse | discourse | 2.7.0 | Yes |
| Application | discourse | discourse | 2.7.0 | Yes |
| Application | discourse | discourse | 2.7.0 | Yes |
| Application | discourse | discourse | 2.8.0 | Yes |
| Application | discourse | discourse | 2.8.0 | Yes |
| Application | discourse | discourse | 2.8.0 | Yes |
| Application | discourse | discourse | 2.8.0 | Yes |
| Application | discourse | discourse | 2.8.0 | Yes |
| Application | discourse | discourse | 2.8.0 | Yes |
| Application | discourse | discourse | 2.8.0 | Yes |
| Application | discourse | discourse | 2.8.0 | Yes |
| Application | discourse | discourse | 2.8.0 | Yes |
| Application | discourse | discourse | 2.8.0 | Yes |
| Application | discourse | discourse | 2.8.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 2.9.0 | Yes |
| Application | discourse | discourse | 3.0.0 | Yes |
| Application | discourse | discourse | 3.0.0 | Yes |
| Application | discourse | discourse | 3.1.0 | Yes |
| Application | discourse | discourse | 3.1.0 | Yes |
| Application | discourse | discourse | 3.1.0 | Yes |
| Application | discourse | discourse | 3.1.0 | Yes |
| Application | discourse | discourse | 3.1.0 | Yes |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For discourse's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.