CVE-2026-108551criticalCWE-94

CVE-2026-108551: critical vulnerability in ferdikoomen openapi-typescript-codegen

openapi-typescript-codegen through 0.31.0 Code Injection via Handlebars Templates

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48Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 9.3epss 0.4%
from disclosure to weapon13 days
Published on NVDOct 10
1st PoC+13d
openapi-typescript-codegen through 0.31.0 contains a code injection vulnerability that allows attackers controlling an OpenAPI document to inject JavaScript by supplying unescaped values interpolated into single-quoted string literals. Attackers can embed a single quote in path keys, parameter names, servers[0].url, or info.version to execute arbitrary JavaScript when generated clients are imported or service methods called.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
ferdikoomen · openapi-typescript-codegen
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.