IDOR in danswer-ai/danswer

published 2025-03-20 last yr. modified 2026-06-17 4mo ago also EUVD-2025-6859

cvss: 6.5; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.7%; EPSS 1.7% chance of exploitation in 30 days, percentile 77%
public exploits: 0; none known

An IDOR vulnerability in danswer-ai/danswer v0.3.94 allows an attacker to view any files. The application does not verify whether the attacker is the creator of the file, allowing the attacker to directly call the GET /api/chat/file/{file_id} interface to view any user's file.

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CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: last yr. (2025-03-20)

Exploit prediction

1.72% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by	version	score	vector
CNA	3.0	6.5	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

danswer-ai danswer-ai/danswer

Classification

Weakness

CWE-639 Authorization Bypass Through User-Controlled Key

References

huntr.com /bounties/8f683ff6-3a99-41c6-b763-a8f7b73bd146

Sources

CVE List CVE-2024-9617
NVD CVE-2024-9617

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