CVE-2026-19011

TinyAGI agents.ts buildSystemPrompt file inclusion

MEDIUM
5.3
CVSS Score
Published: August 6, 2026 at 07:15 AM UTC
Updated: August 12, 2026 at 09:15 PM UTC
1 product affected across 1 vendorTinyAGI

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.5%
SSVC
PoC

Description

A vulnerability was detected in TinyAGI 0.0.20. The affected element is the function buildSystemPrompt of the file packages/server/src/routes/agents.ts. Performing a manipulation results in file inclusion. The attack may be initiated remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/386404
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/386404/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-19011
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/862674
ExploitIssue Tracking
Source: cverecord
https://github.com/TinyAGI/tinyagi/issues/283
Product
Source: cverecord
https://github.com/TinyAGI/tinyagi/

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-73

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