Description
Lychee is a free, open-source photo-management tool. Prior to 7.7.0, GET /docs/api exposes the Scramble-generated OpenAPI documentation configured by config/scramble.php to unauthenticated callers after installation, with observed response size and latency suggesting that the schema is regenerated without an application-level cache. A remote attacker can repeatedly request the unthrottled route to consume server CPU and obtain a detailed map of the API surface and parameter schema. This issue is fixed in version 7.7.0.
Published: 2026-10-15
Score: 6.9 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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History

Thu, 15 Oct 2026 17:00:00 +0000

Type Values Removed Values Added
Description Lychee is a free, open-source photo-management tool. Prior to 7.7.0, GET /docs/api exposes the Scramble-generated OpenAPI documentation configured by config/scramble.php to unauthenticated callers after installation, with observed response size and latency suggesting that the schema is regenerated without an application-level cache. A remote attacker can repeatedly request the unthrottled route to consume server CPU and obtain a detailed map of the API surface and parameter schema. This issue is fixed in version 7.7.0.
Title Lychee: Missing Authentication for Critical Function and Allocation of Resources Without Limits or Throttling on /docs/api
Weaknesses CWE-770
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}


Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-10-15T16:35:21.137Z

Reserved: 2026-08-20T20:07:49.962Z

Link: CVE-2026-77468

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-15T17:17:27.860

Modified: 2026-10-15T17:17:27.860

Link: CVE-2026-77468

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses
  • CWE-770

    Allocation of Resources Without Limits or Throttling