CVE-2026-121936

EUVD-2026-116893
easyVoice before 0.0.23 contains a server-side request forgery vulnerability that allows unauthenticated attackers to make the server send POST requests by supplying openaiBaseUrl with useLLM enabled. Attackers can target loopback and internal services through /api/v1/tts endpoints, using reflected error messages in the x-generate-tts-warning header to probe internal hosts and ports.
SSRF
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://github.com/cosin2077/easyVoice/blob/be08c5f3fed07f3af749defcf04e590ffcb0c48d/packages/backend/src/utils/ssrf.ts#L28-L47
https://github.com/cosin2077/easyVoice/commit/82fcb5b2f324c84b3f1808b29c6f44df16ccd42e
https://github.com/cosin2077/easyVoice/issues/87
https://github.com/cosin2077/easyVoice/pull/88
https://github.com/cosin2077/easyVoice/releases/tag/v0.0.23
https://www.vulncheck.com/advisories/easyvoice-before-0.0.23-ssrf-via-openaibaseurl-in-tts-api
https://github.com/cosin2077/easyVoice/issues/87