GCD AI RADAR
incidents/AIR-2026-0257

CVE-2026-73487: Flowise prompt injection bypass leads to RCE and SSRF

Attack on AI2 Disclosed vulnerabilityPrompt injectionInfrastructure vulnerability

Flowise CSV and Airtable agents contain regex validator bypasses enabling prompt injection to achieve SSRF and data exfiltration. The issue affects versions 3.1.2 and prior.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

Details

type
Attack on AI
An AI model, agent or AI-powered product was the thing exploited, abused or leaked.
categories
  • Prompt injectionprimary
    Untrusted content (web pages, documents, emails, tool output) steers a model into ignoring its instructions.
  • Infrastructure vulnerability
    CVEs and advisories in AI frameworks, inference servers, MCP servers, AI developer tools and hosting stacks.
owasp llm top 10
mitre atlas
Both rows are derived from the type and categories (OWASP 2025 edition, ATLAS release 2026.09), not classified per record. How
severity
2 · Disclosed vulnerability
CVE or vendor advisory, patched or patchable, no confirmed exploitation.
targets
Framework / tooling
products
Flowise
incident date
7 Oct 2026
first reported
13 Aug 2026
origin
GitHub Advisory Database
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
classifier confidence
0.95 · published at or above 0.80; see the methodology
tags
CVE-2026-73487 · ssrf · rce
record
created 2026-10-18 06:33Z · updated 2026-10-18 10:04Z · json

Sources · 2

  1. 2026-08-13
    CVE-2026-73487: Flowise before 3.1.3 contains a regex-based Python code validator bypass in CSV and Airtable Agent nodes that allows…
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-73487
  2. 2026-10-07
    CVE-2026-73487: Flowise Prompt Injection to RCE and SSRF via CSV/Airtable Agent Python Validator Bypass
    GitHub Advisory Database · github.com/advisories/GHSA-w7x8-q2gp-5cgg

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