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.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00216.

Exploitation poc

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Cap Cap unaffected
Version Status Constraints
0 affected ≤ 8d48642

No data.

No data.

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No data.

Project Subscriptions

Vendors Products
Capnproto Subscribe
Capnproto Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

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

Wed, 08 Jul 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 07 Jul 2026 22:45:00 +0000

Type Values Removed Values Added
Description 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.
Title Cap - Missing Access Control in Video AI Metadata Endpoint
First Time appeared Capnproto
Capnproto capnproto
Weaknesses CWE-862
CPEs cpe:2.3:a:capnproto:capnproto:*:*:*:*:*:*:*:*
Vendors & Products Capnproto
Capnproto capnproto
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-07-20T17:45:58.593Z

Reserved: 2026-07-06T15:31:46.187Z

Link: CVE-2026-59704

cve-icon Vulnrichment

Updated: 2026-07-08T13:01:58.942Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-26T19:00:02Z

Weaknesses