Every CVE Search/ Get API key

CVE-2026-7847

chatchat-space Langchain-Chatchat Uploaded File openai_routes.py _get_file_id random values

2.1 Low

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function _get_file_id of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently random values. Access to the local network is required for this attack. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Attack profile

How easy it is to exploit

Attack vector
Adjacent network
Complexity
High
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
Low
Integrity
None
Availability
None

Exploit likelihood

0.24%Up 0.2 points since May 6, 2026
90%50%10%1%

What each source reports

CVE List Score used 2.1

chatchat-space Langchain-Chatchat Uploaded File openai_routes.py _get_file_id random values

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function _get_file_id of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently random values. Access to the local network is required for this attack. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Record
CVE-2026-7847
CVSS 4.0
2.1 LowCVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
CVSS 3.1
2.6 LowCVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
CVSS 3.0
2.6 LowCVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
CVSS 2.0
1.4 AV:A/AC:H/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR
Weakness
CWE-330, CWE-310
Updated
2026-11-02
EUVDEUVD-2026-27408 2.1

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function _get_file_id of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently random values. Access to the local network is required for this attack. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Record
EUVD-2026-27408
CVSS 4.0
2.1 LowCVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
Updated
2026-11-02
GitHub AdvisoriesGHSA-jv4p-mhmp-69vw 1.2

Langchain-Chatchat Uses Insufficiently Random Values

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function _get_file_id of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently random values. Access to the local network is required for this attack. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Record
GHSA-jv4p-mhmp-69vw
CVSS 4.0
1.2 LowCVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
CVSS 3.1
2.6 LowCVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-330
Updated
2026-11-02
NVD 1.2

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function _get_file_id of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently random values. Access to the local network is required for this attack. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Record
CVE-2026-7847
CVSS 4.0
1.2 LowCVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1
2.6 LowCVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0
1.4 LowAV:A/AC:H/Au:S/C:P/I:N/A:N
Weakness
CWE-310, CWE-330
Updated
2026-11-02
OSVGHSA-jv4p-mhmp-69vw 1.2

Langchain-Chatchat Uses Insufficiently Random Values

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function _get_file_id of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently random values. Access to the local network is required for this attack. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Record
GHSA-jv4p-mhmp-69vw
CVSS 4.0
1.2 LowCVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
CVSS 3.1
2.6 LowCVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-330
Updated
2026-11-02
OSVPYSEC-2026-2557 1.2

Langchain-Chatchat Uses Insufficiently Random Values

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function _get_file_id of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently random values. Access to the local network is required for this attack. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Record
PYSEC-2026-2557
CVSS 4.0
1.2 LowCVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
CVSS 3.1
2.6 LowCVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
langchain-chatchat
PyPI
 through 0.3.1.3 None known
langchain-chatchat
PyPI
 through 0.3.1.3, plus listed versions
0.3.00.3.0.202405060.3.0.202406060.3.0.202406100.3.0.20240610.1
Show 16 moreShow less
0.3.0.202406110.3.0.202406120.3.0.20240612.10.3.0.20240612.20.3.0.20240612.30.3.0.20240612.40.3.0.202406160.3.0.202406180.3.0.202406190.3.0.202406210.3.0.20240621.30.3.0.202406250.3.0.20240625.10.3.10.3.1.10.3.1.2
 None known

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-7847 is a low vulnerability (CVSS 2.1) in Chatchat-space Langchain-chatchat, published May 5, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 14th percentile. No source names a fixed version.

References

Pages All vulnerabilities Browse Docs Sources Guide Get API key
MoveEnter Open