CVE-2026-119027oapi-codegen 2.5.0 before 2.8.1 Code Injection via servers[].x-go-name Extension

Descripción

oapi-codegen 2.5.0 before 2.8.1 contains a code injection vulnerability that allows attackers to inject Go code by supplying a crafted servers[].x-go-name value emitted unescaped by the server-urls template. Attackers who control an OpenAPI document can define an injected func init() that executes when the victim builds and imports the generated package.

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Referencias y parches

• GitHub Security Advisory (GHSA-g2vv-83pm-v2hc) vendor-advisory
• Pull Request #2626 patchissue-tracking
• Patch Commit patch
• https://github.com/oapi-codegen/oapi-codegen/blob/v2.8.0/pkg/codegen/templates/server-urls.tmpl#L5-L7 technical-description
• https://github.com/oapi-codegen/oapi-codegen/blob/v2.5.0/pkg/codegen/templates/server-urls.tmpl#L4-L5 technical-description
• oapi-codegen v2.8.1 Release Notes release-notes
• GitHub Security Advisory (GHSA-rjwr-m7qx-3fjr) relatedvendor-advisory
• VulnCheck Advisory: oapi-codegen 2.5.0 before 2.8.1 Code Injection via servers[].x-go-name Extension third-party-advisory