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CVE Vulnerability Details :
CVE-2026-5320
PUBLISHED
More InfoOfficial Page
Assigner-VulDB
Assigner Org ID-1af790b2-7ee1-4545-860a-a788eba489b5
View Known Exploited Vulnerability (KEV) details
Published At-02 Apr, 2026 | 03:45
Updated At-02 Apr, 2026 | 13:32
Rejected At-
▼CVE Numbering Authority (CNA)
vanna-ai vanna Chat API Endpoint v2 missing authentication

A vulnerability was detected in vanna-ai vanna up to 2.0.2. Affected by this vulnerability is an unknown functionality of the file /api/vanna/v2/ of the component Chat API Endpoint. Performing a manipulation results in missing authentication. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected Products
Vendor
vanna-ai
Product
vanna
Modules
  • Chat API Endpoint
Versions
Affected
  • 2.0.0
  • 2.0.1
  • 2.0.2
Problem Types
TypeCWE IDDescription
CWECWE-306Missing Authentication
CWECWE-287Improper Authentication
Type: CWE
CWE ID: CWE-306
Description: Missing Authentication
Type: CWE
CWE ID: CWE-287
Description: Improper Authentication
Metrics
VersionBase scoreBase severityVector
4.06.9MEDIUM
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
3.17.3HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
3.07.3HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
2.07.5N/A
AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
Version: 4.0
Base score: 6.9
Base severity: MEDIUM
Vector:
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
Version: 3.1
Base score: 7.3
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
Version: 3.0
Base score: 7.3
Base severity: HIGH
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
Version: 2.0
Base score: 7.5
Base severity: N/A
Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
reporter
Yu_Bao (VulDB User)
coordinator
VulDB
Timeline
EventDate
Advisory disclosed2026-04-01 00:00:00
VulDB entry created2026-04-01 02:00:00
VulDB entry last update2026-04-01 15:05:18
Event: Advisory disclosed
Date: 2026-04-01 00:00:00
Event: VulDB entry created
Date: 2026-04-01 02:00:00
Event: VulDB entry last update
Date: 2026-04-01 15:05:18
Replaced By
Rejected Reason
References
HyperlinkResource
https://vuldb.com/vuln/354652
vdb-entry
https://vuldb.com/vuln/354652/cti
signature
permissions-required
https://vuldb.com/submit/780727
third-party-advisory
https://github.com/August829/CVEP/issues/13
exploit
issue-tracking
Hyperlink: https://vuldb.com/vuln/354652
Resource:
vdb-entry
Hyperlink: https://vuldb.com/vuln/354652/cti
Resource:
signature
permissions-required
Hyperlink: https://vuldb.com/submit/780727
Resource:
third-party-advisory
Hyperlink: https://github.com/August829/CVEP/issues/13
Resource:
exploit
issue-tracking
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found