CVE-2026-3693

MEDIUM EPSS 32.1%
Published Mar 8, 20263mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 4.0
Medium
Find Similar
Published Mar 8, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago

Description

A flaw has been found in Shy2593666979 AgentChat up to 2.3.0. This issue affects the function get_user_info/update_user_info of the file /src/backend/agentchat/api/v1/user.py of the component User Endpoint. This manipulation of the argument user_id causes improper control of resource identifiers. It is possible to initiate the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS Details

Base Score
5.5
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/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
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
32.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-99

References 6

  • github.com https://github.com/CC-T-454455/Vulnerabilities/tree/master/agent-chat/vulnerability-1
  • github.com https://github.com/CC-T-454455/Vulnerabilities/tree/master/agent-chat/vulnerability-2
  • vuldb.com https://vuldb.com/?ctiid.349640
  • vuldb.com https://vuldb.com/?id.349640
  • vuldb.com https://vuldb.com/?submit.765589
  • vuldb.com https://vuldb.com/?submit.765590

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.