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CVE-2026-4511

| EUVD-2026-14244 LOW
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)
2026-03-21 VulDB
2.1
CVSS 4.0

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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
Low
User Interaction
None
Scope
X

Lifecycle Timeline

7
Severity Changed
Apr 29, 2026 - 01:11 NVD
MEDIUM LOW
CVSS changed
Apr 29, 2026 - 01:11 NVD
5.3 (MEDIUM) 2.1 (LOW)
CVSS changed
Apr 24, 2026 - 16:37 NVD
6.3 (MEDIUM) 5.3 (MEDIUM)
PoC Detected
Mar 23, 2026 - 14:31 vuln.today
Public exploit code
EUVD ID Assigned
Mar 21, 2026 - 08:45 euvd
EUVD-2026-14244
Analysis Generated
Mar 21, 2026 - 08:45 vuln.today
CVE Published
Mar 21, 2026 - 08:32 nvd
MEDIUM 6.3

DescriptionNVD

A security vulnerability has been detected in vanna-ai vanna up to 2.0.2. Affected is the function exec of the file /src/vanna/legacy. Such manipulation leads to injection. The attack can be executed remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

AnalysisAI

A code injection vulnerability exists in vanna-ai vanna up to version 2.0.2, specifically in the exec function of the /src/vanna/legacy file. This authenticated remote code injection allows attackers with login credentials to execute arbitrary code with limited impact on confidentiality, integrity, and availability. …

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RemediationAI

Within 30 days: Identify affected systems running vanna-ai vanna and apply vendor patches as part of regular patch cycle. Validate input sanitization for user-controlled parameters.

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CVE-2026-4511 vulnerability details – vuln.today

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