CVE-2026-19011

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreHIGH confidence

Score 5.3 from GitHub Security Advisory published 2026-08-06. a secondary CVSS source baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.3Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
5.3
EG Score
5.3(high)
EG Risk
55(Attend)
EG Risk 55/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity53% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
35%
KEV
Not listed

Published

August 6, 2026

Last Modified

August 12, 2026

Advisory Details (2)

Auto-updated Aug 6, 2026
No patch confirmed yet.
generic

[Security] Unauthenticated `prompt_file` agent configuration allows arbitrary local file disclosure to the model provider · Issue #283 · TinyAGI/tinyagi · GitHub

https://github.com/TinyAGI/tinyagi/issues/283
generic

GitHub - TinyAGI/tinyagi: TinyAGI is the agent teams orchestrator for One Person Company. (fka TinyClaw) · GitHub

https://github.com/TinyAGI/tinyagi/

Vendor Advisories for CVE-2026-19011(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 20× in last 7d / 52× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-08-20 22:55 UTCEPSS rescore
  2. 2026-08-20 14:19 UTCEG score recompute
  3. 2026-08-20 14:19 UTCGHSA enrichment
  4. 2026-08-19 17:03 UTCEPSS rescore
  5. 2026-08-19 14:49 UTCGHSA enrichment
  6. 2026-08-18 15:43 UTCEG score recompute
  7. 2026-08-18 15:43 UTCGHSA enrichment
  8. 2026-08-18 13:48 UTCEPSS rescore
  9. 2026-08-17 16:32 UTCEG score recompute
  10. 2026-08-17 16:32 UTCGHSA enrichment
  11. 2026-08-17 13:47 UTCEPSS rescore
  12. 2026-08-16 17:19 UTCEG score recompute
  13. 2026-08-16 17:19 UTCGHSA enrichment
  14. 2026-08-16 14:56 UTCEPSS rescore
  15. 2026-08-16 02:14 UTCEPSS rescore
  16. 2026-08-15 18:16 UTCEG score recompute
  17. 2026-08-15 18:16 UTCGHSA enrichment
  18. 2026-08-15 01:30 UTCEPSS rescore
  19. 2026-08-14 19:12 UTCEG score recompute
  20. 2026-08-14 19:12 UTCGHSA enrichment
  21. 2026-08-13 22:00 UTCEPSS rescore
  22. 2026-08-13 20:09 UTCGHSA enrichment
  23. 2026-08-12 21:06 UTCEG score recompute
  24. 2026-08-12 21:06 UTCGHSA enrichment
  25. 2026-08-12 13:50 UTCEPSS rescore
Show 27 more
  1. 2026-08-12 07:53 UTCEG score recompute
  2. 2026-08-12 07:53 UTCGHSA enrichment
  3. 2026-08-11 13:42 UTCEPSS rescore
  4. 2026-08-11 08:50 UTCEG score recompute
  5. 2026-08-11 08:50 UTCGHSA enrichment
  6. 2026-08-11 00:00 UTCEPSS rescore
  7. 2026-08-10 09:48 UTCEG score recompute
  8. 2026-08-10 09:48 UTCGHSA enrichment
  9. 2026-08-09 13:46 UTCEPSS rescore
  10. 2026-08-09 10:45 UTCEG score recompute
  11. 2026-08-09 10:45 UTCGHSA enrichment
  12. 2026-08-08 16:37 UTCEPSS rescore
  13. 2026-08-08 11:42 UTCEG score recompute
  14. 2026-08-08 11:42 UTCGHSA enrichment
  15. 2026-08-07 12:38 UTCEG score recompute
  16. 2026-08-07 12:38 UTCGHSA enrichment
  17. 2026-08-06 13:46 UTCEPSS rescore
  18. 2026-08-06 13:36 UTCEG score recompute
  19. 2026-08-06 13:36 UTCGHSA enrichment
  20. 2026-08-06 13:35 UTCNVD updateCVSS v4 → 5.5
  21. 2026-08-06 12:34 UTCEG score recompute
  22. 2026-08-06 12:33 UTCGHSA enrichment
  23. 2026-08-06 12:33 UTCMITRE cvelistV5CVSS v4 → 6.9
  24. 2026-08-06 08:21 UTCEG score recompute
  25. 2026-08-06 08:21 UTCNVD updateCVSS v4 → 5.5
  26. 2026-08-06 07:25 UTCEG score recompute
  27. 2026-08-06 07:25 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-19011?
CVE-2026-19011 is a medium vulnerability published on August 6, 2026. 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…
When was CVE-2026-19011 disclosed?
CVE-2026-19011 was first published in the National Vulnerability Database on August 6, 2026, with the most recent update on August 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-19011 actively exploited?
CVE-2026-19011 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 65.1% of all scored CVEs.
What is the CVSS score of CVE-2026-19011?
CVE-2026-19011 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-19011?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-19011, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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