Vulnerability · Published Aug 6, 2026 · Assigned by VulDB
CVE-2026-19011TinyAGI agents.ts buildSystemPrompt file inclusion
Medium 5.3
In plain English
A medium-severity security flaw in TinyAGI. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 46% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.5%top 54.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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 products (as reported)
Weakness: CWE-73 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
References
- VDB-386404 | TinyAGI agents.ts buildSystemPrompt file inclusion vdb-entry, technical-description
- VDB-386404 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- CVE-2026-19011 | CVE Analysis and Report third-party-advisory
- Submit #862674 | TinyAGI tinyagi 0.0.20 External Control of File Name or Path (CWE-73) third-party-advisory
- https://github.com/TinyAGI/tinyagi/issues/283 exploit, issue-tracking
- https://github.com/TinyAGI/tinyagi/ product