CVE-2025-0182: Denial of Service in danswer-ai/danswer

Published Mar 20, 2025
·
Updated

A vulnerability in danswer-ai/danswer version 0.9.0 allows for denial of service through memory exhaustion. The issue arises from the use of a vulnerable version of the starlette package (<=0.49) via fastapi, which was patched in fastapi version 0.115.3. The vulnerability can be exploited by sending multiple requests to the /auth/saml/callback endpoint, leading to uncontrolled memory consumption and eventual denial of service.

Affected Software

3 affected components
danswer-ai danswer
starlette starlette<=0.49
fastapi fastapi<0.115.3

Event History

Mar 20, 2025
CVE Published
via MITRE·10:10 AM
Data Sourced
via MITRE·10:10 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:15 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-0182?

CVE-2025-0182 is classified as a denial of service vulnerability due to memory exhaustion.

2

How do I fix CVE-2025-0182?

To mitigate CVE-2025-0182, upgrade fastapi to version 0.115.3 or higher, which resolves the issue.

3

Which packages are affected by CVE-2025-0182?

CVE-2025-0182 affects the danswer-ai/danswer package and the starlette package versions 0.49 and below.

4

What is the cause of the CVE-2025-0182 vulnerability?

The vulnerability is caused by a memory exhaustion issue stemming from the use of a vulnerable version of the starlette package.

5

Can CVE-2025-0182 impact production systems?

Yes, CVE-2025-0182 can impact production systems by causing denial of service through resource exhaustion.

Contact

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