What’s Vulnerable › Vulnerabilities

CVE-2026-108719: LLMGateway through 1.20.0 Blind SSRF via Video-Generation callback_url

• Severity: medium (CVSS 5.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-11 · updated 2026-10-16
• Weakness: CWE-918

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.

Affected products

• theopenco LLMGateway: through 1.20.0

References

• https://github.com/theopenco/llmgateway
• https://github.com/theopenco/llmgateway/blob/c84ba987da18edd80358a3450ccaea75c5c67ca8/apps/gateway/src/videos/videos.ts#L374-L383
• https://github.com/theopenco/llmgateway/blob/c84ba987da18edd80358a3450ccaea75c5c67ca8/apps/worker/src/services/video-jobs.ts#L2490-L2499
• https://github.com/theopenco/llmgateway/blob/c84ba987da18edd80358a3450ccaea75c5c67ca8/apps/worker/src/worker.ts#L2961-L2971
• https://hackmd.io/@haind03/theopenco-llmgateway-video-callback-ssrf-no-egress-guard
• https://www.vulncheck.com/advisories/llmgateway-through-1.20.0-blind-ssrf-via-video-generation-callback-url

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