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Fencer Vulns
high 7.4

CVE-2024-7819 json

CORS Misconfiguration in danswer-ai/danswer

published 2025-03-20 19 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-6938

cvss
7.4
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 20%
public exploits
0
none known

Summary

A CORS misconfiguration in danswer-ai/danswer v1.4.1 allows attackers to steal sensitive information such as chat contents, API keys, and other data. This vulnerability occurs due to improper validation of the origin header, enabling malicious web pages to make unauthorized requests to the application's API.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
19 mo ago

Exploit prediction

0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 7.4 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

Affected products

  • danswer-ai danswer-ai/danswer

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.