GCD AI RADAR
incidents/AIR-2024-0174

CVE-2024-9277: Langflow regular expression complexity vulnerability

Attack on AI2 Disclosed vulnerabilityInfrastructure vulnerability

An inefficient regular expression complexity vulnerability was found in the HTTP POST request handler of langflow. The exploit was publicly disclosed following lack of vendor response.

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
  • Infrastructure vulnerability
    CVEs and advisories in AI frameworks, inference servers, MCP servers, AI developer tools and hosting stacks.
owasp llm top 10
mitre atlas
no technique for these categories
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
langflow
incident date
27 Sep 2024
first reported
27 Sep 2024
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-2024-9277 · redos
record
created 2026-10-18 07:00Z · updated 2026-10-18 10:04Z · json

Sources · 2

  1. 2024-09-27
    CVE-2024-9277: Inefficient Regular Expression Complexity in langflow
    GitHub Advisory Database · github.com/advisories/GHSA-355v-2rjx-fpx7
  2. 2024-09-27
    CVE-2024-9277: A vulnerability classified as problematic was found in Langflow up to 1.0.18.
    NVD · nvd.nist.gov/vuln/detail/CVE-2024-9277

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