CVE-2026-108719
LLMGateway through 1.20.0 Blind SSRF via Video-Generation callback_url
- State
- Published
- Severity
- 5.3 Medium
- Published
- Oct 11, 2026
- Updated
- Oct 14, 2026
- Reserved
- Oct 11, 2026
Description
LLMGateway through 1.20.0 contains a blind server-side request forgery vulnerability that allows API key holders to reach internal hosts via the video-generation callback_url extension. Attackers can supply loopback, private, or cloud-metadata URLs that deliverWebhook POSTs to without the assertSafeWebhookTarget check, reaching internal services from the worker's network.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N | VulnCheck |
| 3.1 | 5.0 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N | VulnCheck |
Weaknesses
- CWE-918 Server-Side Request Forgery (SSRF)
Affected Products
| Product | Versions |
|---|---|
LLMGatewaytheopenco |
|
References
- https://hackmd.io/@haind03/theopenco-llmgateway-video-callback-ssrf-no-egress-guardthird-party-advisory
- https://github.com/theopenco/llmgateway/blob/c84ba987da18edd80358a3450ccaea75c5c67ca8/apps/gateway/src/videos/videos.ts#L374-L383technical-description
- https://github.com/theopenco/llmgateway/blob/c84ba987da18edd80358a3450ccaea75c5c67ca8/apps/worker/src/services/video-jobs.ts#L2490-L2499technical-description
- https://github.com/theopenco/llmgateway/blob/c84ba987da18edd80358a3450ccaea75c5c67ca8/apps/worker/src/worker.ts#L2961-L2971technical-description
- https://github.com/theopenco/llmgatewayproduct
- VulnCheck Advisory: LLMGateway through 1.20.0 Blind SSRF via Video-Generation callback_urlthird-party-advisory
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