MEDIUMCVSS v3.1 4.3Vulnerability

CVE-2026-115718

Frappe Builder versions 1.33.0 before1.36.0 contain a missing authorization vulnerability in the improve_prompt endpoint that allows any authenticated non-Guest session to invoke LLM completions without proper permission checks. Attackers can call the improve_prompt API to leverage the site owner's stored OpenRouter API key via resolve_api_key, consuming paid LLM credits and effectively turning the site into a free LLM proxy.

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-26T15:09:35.071340+00:00
Cvss score
4.3
Cvss severity
MEDIUM
Retrieved at
2026-10-26T15:13:41+00:00
Score
4.3
Last source
NVD
Cvss version
3.1
Cve id
CVE-2026-115718
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
First seen by Signal
2026-10-26T15:13:41+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Published at
2026-10-26T12:17:05.387
Last modified
2026-10-26T12:17:05.387

Related Entities (1)

HAS_WEAKNESS (1)

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CVE-2026-115718 (CVSS v3.1 4.3) — Ninja Signal Threat Intelligence | Ninja Signal