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Fencer Intel
medium 6.5

CVE-2025-0191 json

Denial of Service in gaizhenbiao/chuanhuchatgpt

published last yr. modified 4mo ago also PYSEC-2025-99 , EUVD-2025-6823

cvss
6.5
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

A Denial of Service (DoS) vulnerability exists in the file upload feature of gaizhenbiao/chuanhuchatgpt version 20240914. The vulnerability is due to improper handling of form-data with a large filename in the file upload request. By sending a payload with an excessively large filename, the server becomes overwhelmed and unresponsive, leading to unavailability for legitimate users.

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CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
last yr.

Exploit prediction

0.60% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-11).

Exploits and checks

  • huntr.com https://huntr.com/bounties/c89a1dfd-a733-41b3-af20-6ef6024361eb referenced PoC, tagged "exploit" by a source, unverified

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:N/I:N/A:H
OSV 3.0 6.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
pypi chuanhuchatgpt
<=20240914
 no fix listed

Affected products

  • gaizhenbiao gaizhenbiao/chuanhuchatgpt

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Intel 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.