Vulnerability in Tinyagi
CVE-2026-19011
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (45.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Tinyagi — versions 0.0.20
Weakness classification (CWE)
References
- vuldb.com/vuln/386404 (technical-description, vdb-entry)
- vuldb.com/vuln/386404/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-19011 (third-party-advisory)
- vuldb.com/submit/862674 (third-party-advisory)
- github.com/TinyAGI/tinyagi/issues/283 (issue-tracking, exploit)
- github.com/TinyAGI/tinyagi/ (product)
Frequently asked questions
- What is CVE-2026-19011?
- CVE-2026-19011 is a medium-severity vulnerability in Tinyagi, classified under External Control of File Name or Path. CVSS score: 5.3/10. Published 2026-08-06.
- How severe is CVE-2026-19011?
- Medium severity. CVSS v3 base score is 5.3 out of 10.