What’s Vulnerable › Vulnerabilities

CVE-2026-19765: eyaushev swagger-testcase-mcp fetch_swagger swagger-parser.ts loadSource server-side request forgery

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-14 · updated 2026-08-18
• Weakness: CWE-918

Description

A security flaw has been discovered in eyaushev swagger-testcase-mcp 5babb27c951fb404bc2b25ec80593616e49054e5. This vulnerability affects the function loadSource of the file src/utils/swagger-parser.ts of the component fetch_swagger. Performing a manipulation results in server-side request forgery. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

• eyaushev swagger-testcase-mcp: 5babb27c951fb404bc2b25ec80593616e49054e5

References

• https://github.com/eyaushev/swagger-testcase-mcp/
• https://github.com/eyaushev/swagger-testcase-mcp/issues/1
• https://vuldb.com/cve/CVE-2026-19765
• https://vuldb.com/submit/868988
• https://vuldb.com/vuln/389668
• https://vuldb.com/vuln/389668/cti

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