CVE-2026-59704

Summary

Cap's GET /api/video/ai endpoint fails to validate user ownership or membership before returning private video AI metadata including titles, summaries, and chapters. Authenticated attackers can supply arbitrary video IDs to read sensitive AI-generated content and trigger unauthorized AI generation that consumes the video owner's credits without consent.

Affected Software

Weaknesses

• CWE-862: Missing Authorization

References

• https://github.com/CapSoftware/Cap/issues/1981
• https://github.com/CapSoftware/Cap
• https://github.com/CapSoftware/Cap/commit/8d48642b6e7938af238386383ef1c273be4110dd
• https://www.vulncheck.com/advisories/cap-missing-access-control-in-video-ai-metadata-endpoint
• https://github.com/CapSoftware/Cap/pull/1926

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